Science & Space — The Day Vault

Three bundled-up technicians seen from behind stand beneath a giant radio dish at dusk, looking up at a darkening sky.

November 1, 2026

It reached Mars after it stopped talking

On November 1, 1962, the Soviet Union launched Mars 1 from Baikonur. It was aimed at another planet, carrying a camera, a magnetometer and detectors for radiation and...

Three men in heavy fur-hooded parkas walk away from the camera through deep snow toward a twin-engine propeller plane on skis, its propellers throwing up ice crystals on a flat white plain.

October 31, 2026

The first plane at the South Pole stayed 49 minutes

On October 31, 1956, a US Navy transport plane fitted with skis landed at the geographic South Pole. It was the first aircraft ever to touch down...

Seen from behind, a crowd on a waterside causeway watches a white rocket exhaust trail rise into a clear blue sky, a man holding a child up on his shoulders to see.

October 30, 2026

The shuttle was American. Mission control was in Bavaria.

On October 30, 1985, the space shuttle Challenger lifted off from Kennedy Space Center with eight people aboard. No spacecraft had ever launched with more. Three of the crew were...

An older couple, seen from behind, shade their eyes on a Florida causeway as a white rocket trail rises into a clear blue sky.

October 29, 2026

At 77, he went back to orbit as the experiment

On October 29, 1998, the space shuttle Discovery lifted off from Florida with a 77-year-old payload specialist aboard. John Glenn, a sitting United States senator, became the...

Technicians in short sleeves and hats stand with their backs to the camera, shading their eyes as a thin white rocket rises over flat red desert.

October 28, 2026

Britain reached orbit. It had already quit.

On October 28, 1971, a slender rocket called Black Arrow lifted off from Woomera, in the South Australian desert, and put a small British satellite into orbit. With it, Britain...

A man and a boy in early-1960s clothes stand on a beach with their backs to the camera. The man shades his eyes as a white rocket trail climbs into the sky over the sea.

October 27, 2026

America's biggest rocket flew with a tank full of water

On October 27, 1961, a Saturn I rocket lifted off from Cape Canaveral. It was the largest rocket the United States had ever flown, and it was the first flight of the family that...

Ground crew seen from behind stand on a desert runway, shading their eyes as a white delta-winged spacecraft glides in low to land.

October 26, 2026

The shuttle's last rehearsal was the one that bounced

On October 26, 1977, the space shuttle orbiter Enterprise separated from the back of a modified 747 high above California's Mojave Desert. It had no working engines and would...

Two figures in 17th-century coats, backs to the viewer, pull ropes to raise a long wooden telescope on a stone terrace under a starry night sky, lit by a lantern.

October 25, 2026

He found a new moon. Then it kept vanishing.

On October 25, 1671, Giovanni Domenico Cassini spotted a faint point of light beside Saturn from the new Paris Observatory. It was a moon, only the second ever found around the...

Two men in khaki, seen from behind, kneel in desert sand and lift a dented metal canister out of crumpled rocket debris under bright sun.

October 24, 2026

The camera smashed in the desert. The film did not.

On October 24, 1946, a rocket launched from White Sands, New Mexico, carried a 35mm movie camera about 65 miles up and took the first photographs of Earth from space.

Three men in bowler hats and long coats, seen from behind, run across a grassy field toward an early box-kite aircraft whose wheels have just left the ground.

October 23, 2026

Paris watched a man fly. Ohio had seen it a year before.

On 23 October 1906, at the Bagatelle field on the edge of Paris, Alberto Santos-Dumont flew his 14-bis about 60 metres, a few metres above the grass.

A crowd in late-eighteenth-century clothing stands in a park with their backs to the viewer, looking up and pointing at a small white parachute and basket in the sky.

October 22, 2026

The first parachute worked, and that was the problem

On 22 October 1797, André-Jacques Garnerin rose over the Parc Monceau in Paris beneath a hydrogen balloon. He was not riding in its gondola. He sat in a small basket hung below a...

A technician in a white lab coat, seen from behind, adjusts a mirror on a dark optical table as a thin red laser beam crosses it.

October 21, 2026

The metre was tied to light. Light's speed could no longer be measured.

On 21 October 1983, delegates at the General Conference on Weights and Measures in Paris redefined the metre. From that day it was the distance light travels in a vacuum in...

A handful of masked engineers, seen from behind, lean forward and raise their arms in celebration in a dim room lit by blue light.

October 20, 2026

The asteroid was softer than anyone thought

On October 20, 2020, NASA's OSIRIS-REx spacecraft reached down and touched the asteroid Bennu, more than 200 million miles from Earth. The contact lasted about six seconds.

A young laboratory worker in a 1940s white coat holds a glass dish up to a bare light bulb in a cramped brick basement lab lined with glass flasks.

October 19, 2026

The cure came from a basement. The prize went upstairs.

On October 19, 1943, a 23-year-old Rutgers graduate student named Albert Schatz isolated a new antibiotic from soil bacteria. He called it streptomycin.

Two technicians in white coats and headphones, seen from behind, lean toward large spinning tape reels in a dim 1960s radio room.

October 18, 2026

The probe reported from Venus. It never reached the ground.

On October 18, 1967, the Soviet probe Venera 4 fell into the atmosphere of Venus and kept transmitting. No spacecraft had ever sent back measurements from inside another planet's...

A group of people in 1950s overcoats and caps, seen from behind on a grassy field, look up at a huge concrete cooling tower releasing white steam under a grey sky.

October 17, 2026

The lights came on. The plutonium was the point.

On 17 October 1956, the Queen opened Calder Hall, on the Cumberland coast, and electricity made by a nuclear reactor was switched into Britain's national grid. It was hailed as...

Seen from behind, a man in a frock coat and top hat crouches beside a stone canal bridge, pressing a small penknife against the stone, with autumn leaves on the towpath and calm water nearby.

October 16, 2026

The answer was four, so he carved it into a bridge

On October 16, 1843, the Irish mathematician William Rowan Hamilton was walking along Dublin's Royal Canal with his wife, heading to a meeting of the Royal Irish Academy. For...

Spectators on a waterside causeway, seen from behind, watch a bright rocket plume rise into the dark sky before dawn.

October 15, 2026

It found places life might hide. So it had to burn.

On October 15, 1997, a Titan IVB rocket lifted off from Cape Canaveral before dawn carrying Cassini, a probe the size of a small bus, bound for Saturn. Bolted to its side was...

A late-1960s family crowds around the back of a wooden console television, their faces lit blue by the screen as a child kneels on the rug and points.

October 14, 2026

The first live show from orbit starred three men with colds

On October 14, 1968, the crew of Apollo 7 sent the first live television pictures from an American spacecraft in orbit. Viewers saw Wally Schirra, Donn Eisele and Walt Cunningham...

Seen from behind, a row of 1880s delegates in dark frock coats raise their hands in a sunlit, high-windowed hall.

October 13, 2026

The world picked a line through London. Paris kept its own.

On October 13, 1884, delegates at the International Meridian Conference in Washington voted to make the meridian through the Royal Observatory at Greenwich, near London, zero...

Three technicians in white coats, seen from behind, lower a padded seat into the narrow hatch of a round metal space capsule inside a bare 1960s factory hall.

October 12, 2026

Three seats, no spacesuits

On October 12, 1964, the Soviet Union launched Voskhod 1, the first spacecraft to carry more than one person. Three men went up together: Vladimir Komarov, a pilot; Konstantin...

Spectators in late-1960s clothing stand with their backs to the camera on a Florida causeway, shading their eyes as a white rocket exhaust trail rises into a clear sky over the water.

October 11, 2026

The spacecraft passed every test. The crew caught a cold.

On October 11, 1968, a Saturn IB rocket lifted three men off Cape Kennedy on the first crewed Apollo flight. It came 21 months after a fire inside a capsule on the launch pad...

At night, two men in 1840s clothing push a large wooden telescope on an iron mount to turn it toward the sky, lit by a lantern on the grass beside them.

October 10, 2026

A brewer found Neptune's moon. It was going the wrong way.

On October 10, 1846, William Lassell spotted a moon circling Neptune. The planet itself had been identified at the Berlin observatory only seventeen days earlier.

At night, three people with their backs to the camera lean over the trunk of a red sedan in a driveway. One shines a flashlight on a jagged hole torn through the metal.

October 9, 2026

Half the East Coast filmed it. A parked car caught it.

On October 9, 1992, just before 8 p.m., a fireball crossed the sky over the eastern United States. It broke into glowing fragments as it went, and people saw it from Kentucky to...

A pair of hands pours amber resin over a small, round electronic device with copper coils, which sits in a metal mould on a wooden workbench in a 1950s laboratory.

October 8, 2026

The first implanted pacemaker failed within hours. Its patient lived 43 more years.

On October 8, 1958, surgeon Åke Senning opened the chest of Arne Larsson at the Karolinska Hospital in Stockholm and fitted the first fully implanted heart pacemaker. Larsson was...

A line of searchers, seen from behind, walks across flat desert sand in low morning light. Their heads are bowed as they scan the ground, and one crouches to pick up a small dark stone.

October 7, 2026

They saw it coming. Then they had to walk the desert to find it.

On October 7, 2008, a rock a few metres across hit Earth's atmosphere over northern Sudan. For the first time, astronomers had announced an asteroid impact before it happened.

An astronomer seen from behind reaches up to steer a large white telescope toward a strip of starry sky in an open observatory dome, lit by a warm lamp.

October 6, 2026

Theory said it couldn't exist. It went round in four days.

On October 6, 1995, two Swiss astronomers, Michel Mayor and Didier Queloz, stood up at a conference in Florence and announced a planet orbiting 51 Pegasi, a Sun-like star about 50...

Seen from behind, a man in a 1920s suit sits on a wooden platform with his eye to the eyepiece of an enormous steel telescope, the observatory dome open above him to a night full of stars.

October 5, 2026

He marked it as a nova. It was a measuring stick.

On the night of October 5, 1923, Edwin Hubble exposed a glass photographic plate on the 100-inch Hooker telescope at Mount Wilson, California. His target was the Andromeda nebula,...

Spectators on a desert plain at dawn, seen from behind, shield their eyes and look up at a thin white rocket trail rising straight into a pale blue sky.

October 4, 2026

It won the prize for private spaceflight. Then it never flew again.

On October 4, 2004, a privately built rocket plane called SpaceShipOne climbed above 100 kilometres over the Mojave Desert and glided back to the runway. It was the craft's second...

Three men in 1940s overcoats stand on a sandy dune with their backs to the viewer, looking up at a thin white trail rising into an overcast sky.

October 3, 2026

It reached the edge of space. It was built to hit cities.

On October 3, 1942, a 14-metre rocket lifted off from Peenemünde on Germany's Baltic coast and kept climbing. After two failed launches earlier that year, the A-4 flew cleanly,...

Close view of a craftsman's hands pressing a small lens into a long brass tube on a wooden workbench, lit by soft daylight from a window, with lens-grinding tools scattered nearby.

October 2, 2026

He asked to own the telescope. Too many people already did.

On October 2, 1608, Hans Lipperhey, a spectacle-maker from Middelburg, asked the States General of the Netherlands for a patent. His device was a tube with a lens at each end. It...

Two engineers in white shirts and ties kneel inside a steel wind tunnel, steadying a polished model aircraft on its mount.

October 1, 2026

America's new space agency was mostly an old one

On October 1, 1958, the National Aeronautics and Space Administration opened for business. Congress had created it that summer, and President Eisenhower signed the act on July 29....

A woman in an early-1900s white blouse, back to the camera, holds a glass photographic plate dotted with stars up to a sunlit window, with a magnifying loupe in her other hand.

September 30, 2026

He photographed one nebula. Others sorted the stars.

On September 30, 1880, Henry Draper pointed a camera-fitted telescope at the Orion Nebula and held the exposure for 51 minutes. The result was the first photograph ever made of a...

Seen from behind, a crowd of people on a Florida causeway in 1988 shade their eyes and look up at a white rocket plume rising over flat marshland, with a child perched on a man's shoulders.

September 29, 2026

They added a way out. It would not have saved the last crew.

On September 29, 1988, the space shuttle Discovery lifted off from Kennedy Space Center in Florida. It was the first American crewed launch since Challenger broke apart 73 seconds...

A farmer in 1969 work clothes crouches in a grassy paddock, seen from behind, holding a black, crusted stone in both hands, with blurred gum trees in the distance.

September 28, 2026

The Moon came back sterile. A paddock in Victoria didn't.

On September 28, 1969, a little before 11 on a Sunday morning, a fireball crossed the sky over Murchison, a small farming town in Victoria, Australia. It broke apart with a boom...

Seen from behind, a young man in an early-1900s suit and bowler hat walks under stone arcades on a cobbled street in autumn light, carrying a brown-paper parcel under his arm.

September 27, 2026

The most famous equation in physics wasn't in the paper

On September 27, 1905, the journal Annalen der Physik received a three-page paper from a 26-year-old clerk at the Swiss patent office in Bern. It was the fourth major paper Albert...

Seen from behind, a line of people in matching jumpsuits walks out of a doorway at the foot of a huge glass-and-steel greenhouse in the desert.

September 26, 2026

Two years sealed in, and the air ran thin

On September 26, 1993, eight people walked out of an airlock in the Arizona desert after two years sealed inside Biosphere 2, a 3.14-acre glass-and-steel enclosure near Oracle....

Three technicians in white cleanroom suits, seen from behind, ease a boxy gold-foil-wrapped spacecraft onto a metal stand under cool fluorescent light.

September 25, 2026

It went quiet on schedule. Then it stayed quiet.

On September 25, 1992, a Titan III rocket lifted off from Cape Canaveral carrying Mars Observer, the first American spacecraft sent to Mars since the Viking missions of the 1970s.