National Aeronautics and Space Administration

Butch Wilmore and Suni Williams will spend additional weeks in orbit as teams on the ground study malfunctioning thrusters on the Starliner spacecraft.

Mike Bettwy, a government meteorologist who focuses on potential threats from space weather, says that we are more prepared than ever — and that forecasting is only getting better.

It was the second scheduled spacewalk by NASA astronauts aboard the space station that faced an interruption this month.

NASA canceled a spacewalk at the International Space Station Monday following a water leak, which started shortly after Tracy Dyson started to use the internal battery power of her spacesuit.

The farthest man-made object in space had been feared lost forever after a computer problem in November effectively rendered the 46-year-old probe useless.

He helped send the twin spacecraft on their way in 1977. Decades and billions of miles later, they are still probing — “Earth’s ambassadors to the stars,” as he put it.

La tormenta solar más fuerte registrada hasta ahora sirvió como recordatorio de los peligros de enviar seres humanos al planeta rojo.

Days after light shows filled Earth’s skies with wonder, the red planet was hit by another powerful outburst of the sun.

During the 1968 Apollo 8 mission, his color photograph of an emerging Earth, known as “Earthrise,” became an icon and driving force for the environmental movement.

Two NASA astronauts, Butch Wilmore and Suni Williams, opened the hatch of the spacecraft and boarded the outpost in orbit.

Plus, inside a base where Israel has detained Gazans.

El lanzamiento es el paso más reciente para que la NASA dependa más del sector privado para sus vuelos tripulados.

The launch marks a long-delayed win for the aerospace giant, and the next step in NASA’s reliance on the private sector for its human spaceflight program.

Here’s a timeline of the setbacks that proceeded the spacecraft’s first trip to orbit with astronauts on board.

Officials from NASA and Boeing say they have worked out a solution to a helium leak that has kept the Starliner astronaut capsule grounded.

To some, Elon Musk has given Brownsville, Texas, a reason for being, a future. To others, he’s a colonizer, flirting with white nationalists online while exploiting a predominantly brown work force.

Could the U. S. economy be twice as large today if it hadn’t made policy mistakes in the 1970s?

A scientist finds beauty in the “visual synonyms” that exist in images seen through microscopes and telescopes.

A growing number of researchers in the field are using their expertise to fight the climate crisis.

As recounted in Adam Higginbotham’s “Challenger,” the 1986 tragedy that riveted a nation was a preventable lesson in hubris and human error.

Three long-running satellites will soon be switched off, forcing scientists to figure out how to adjust their views of our changing planet.

“A clock is ticking on one of America’s most famous apps.”

The agency will seek new ideas for its Mars Sample Return program, expected to be billions of dollars over budget and years behind schedule.

He arranged for artists to have access to astronauts, launchpads and more. “Their imaginations enable them to venture beyond a scientific explanation,” he once said.

As they look to contain an increasingly aggressive China, the United States and Japan announced dozens of new agreements, including on military, economic, climate and space matters.

STEM can’t solve all our problems.

The agency’s future moon buggies will reach speeds of 9.3 miles per hour and will be capable of self-driving.

Victor Glover, a nine-year veteran of the astronaut corps who will fly around the moon in 2025, said the search for excellence and diversity were not mutually exclusive.

These are answers to common questions about the April 8 eclipse.

Dante Lauretta, the planetary scientist who led the OSIRIS-REx mission to retrieve a handful of space dust, discusses his next final frontier.

The Apollo-Soyuz mission, amid the Cold War, broke new ground in space cooperation when an American capsule docked with a Soviet craft 140 miles above the earth.

While SpaceX has a major head start on the way to orbit, Blue Origin has a plan to put an uncrewed spacecraft on the moon in 12-16 months.

NASA is conducting tests on what might be the greatest challenge of a Mars mission: the trauma of isolation.

In 1983, he commanded a Challenger shuttle flight. After the 1986 disaster, he was charged with leading NASA’s return to space.

The 46-year-old probe, which flew by Jupiter and Saturn in its youth and inspired earthlings with images of the planet as a “Pale Blue Dot,” hasn’t sent usable data from interstellar space in months.

On April 8, the moon will blot out the sun along a roughly 4,200-mile-long, 115-mile-wide path across North America. Where will you watch it? Here are some ideas.

A new study suggests that the amount of the element on the moon of Jupiter is on the lower end of previous estimates.

The commercial spacecraft’s builder, Intuitive Machines, released new images from the moon’s surface as the company described plans to try to wake it up in two to three weeks.

Orbital ballet, a quarter pound of pristine space rock and other visual highlights from around the solar system this month.

A new study using simulations suggests the impact in 2022 transformed the space rock into an M&M-like flat-top oval.

The privately built American spacecraft’s ability to send home images and other data has been limited by its sideways landing. On another part of the moon, a Japanese spacecraft woke up.

NASA is conducting tests on what might be the greatest challenge of a Mars mission: the trauma of isolation.

The Odysseus spacecraft was drifting horizontally as it set down, and a landing strut may have hit an obstacle on the surface.

Más de 50 años después, una misión de la NASA vuelve a llegar a la Luna. Esta vez, la agencia espacial delegó la construcción de la nave a una empresa particular para reducir costos.

Odysseus was the first privately built vehicle to make it to the moon, and points to a future in which NASA, companies and others rely on commercial lunar delivery services.

If all goes as planned, Odysseus, a private spacecraft, will touch down on the lunar surface on Thursday. It will be the first U.S. moon landing in more than 50 years.

Blue Origin’s New Glenn rocket rolled to the launchpad for a series of tests in preparation for its flight debut later this year.

The entrepreneur wants to help build the new space economy, one Prada spacesuit and Jeff Koons-filled lunar lander at a time.

The Pentagon is in the early stages of a program to put constellations of smaller and cheaper satellites into orbit to counter space-based threats of the sort being developed by Russia and China.

A SpaceX rocket lifted the spacecraft, which was built by Intuitive Machines of Houston to carry cargo for NASA and other customers to the lunar surface.

The latest flight of a private company attempting to carry NASA payloads to the lunar surface was delayed to Thursday morning.

A response to an article about building a space umbrella to shield Earth from the sun. Also: The migrant crisis.

Carnegie Mellon University students built Iris, a tiny lunar rover. When the spacecraft carrying it to the moon malfunctioned, they turned their vacation house into mission control.

Comedians, no strangers to tackling difficult and taboo subjects with humor, are increasingly turning their attention to the climate crisis.

The second of a pair of close flybys adds to the treasure trove of data that scientists have about Jupiter’s volcanic moon.

The robot flew 72 times, serving as a scouting partner to the Perseverance rover, aiding in the search for evidence that there was once life on the red planet.

Pronto cambiaremos la superficie y nuestra relación con el único satélite natural de la Tierra, para siempre. Como mínimo, le debemos un debate profundo sobre por qué y cómo lo haremos.

Commercial moon landings will change how we look at our future in space.

The Astrobotic Peregrine spacecraft launched last week for a lunar landing, but a propulsion malfunction left it unable to complete its mission.

The private mission, Ax-3, launched four crew members from NASA’s Kennedy Space Center in Florida.

Artemis II, a trip around the moon, will now occur no earlier than September 2025 while a moon landing, Artemis III, will move to 2026.

After a flawless launch to orbit, the privately built robotic Peregrine lander is unlikely to reach the lunar surface because of a failure in its propulsion system.

Despite problems with one of its payloads, the new launcher’s flight was flawless, showing the potential of several vehicles that could chip away at SpaceX’s dominance.

Here’s what you need to know about United Launch Alliance and the robotic lunar spacecraft it is sending to orbit.

Juno, a NASA mission designed to study Jupiter’s origins, sent back new views of the most eruptive world in the solar system.

Este año estará dominado por las misiones a la Luna. Aquí un adelanto de lo que se puede esperar en el espacio y la astronomía

In April, people across North America will be able to gaze at a stunning total eclipse. And astronauts may get closer to that promised moon landing.

A new view of Uranus, a cat video from space and other scenes from around the solar system in December.

To live on the red planet, humans will need to bring along small reminders of home.

Hear the news in five minutes.

Using laser communication, NASA streamed a cat video from almost 20 million miles away, or 40 round-trip flights to the moon.

Astronomers have a long tradition of finding holiday cheer in outer space.

Ecosystems scored a win at the climate talks in Dubai.

After flying on two shuttle missions and viewing a deteriorating world out a spacecraft window, she turned to environmental research for NASA.

The NASA astronaut Frank Rubio grew a tomato in space, but then it disappeared. Suspicion trailed Mr. Rubio for months, but he was proved innocent.

Decades after sending it to design purgatory, the space agency celebrates a logo it still calls the worm.

The race is on to put hotels in space and neighborhoods on the moon. Here’s some of what we know about how Earthlings fare beyond the safety of our home world.

A new NASA program is helping researchers more accurately calculate how much planet-warming carbon protected areas are storing. It’s a lot.

It's been more than 50 years since NASA astronauts walked on the moon, and a new report suggests they'll need to wait even longer.

The journeys of Starship’s two parts ended in separate explosions. But the engineers at Elon Musk’s spaceflight company overcame problems that marred the rocket’s first flight in April.

The astronauts lost track of the bag while performing maintenance outside the International Space Station this month. Now it’s floating in space.

He commanded the 1968 Apollo 8 mission that carried three astronauts farther from Earth than anyone had ever traveled. He later led Eastern Airlines.

Why some people decide to send their remains into orbit.

It’s time to talk about the extraterrestrial birds and the bees.

As humanity rushes back to space, we seem to be repeating some of the mistakes we’ve made on Earth.

He later orbited the moon, but in 1970 he was scrubbed from the Apollo flight after being exposed to German measles. Then, from mission control, he helped it avert disaster.

On its way to the Trojan swarms, the spacecraft made a pit stop at a rock named Dinkinesh — and the images it sent back revealed that this asteroid has its own moon.

Danielle Dowling, an editor for The New York Times, recently traveled to Texas Hill Country to witness the event in person.

A SpaceX Falcon Heavy rocket launched the probe from the Kennedy Space Center in Florida, beginning a six-year journey to explore an asteroid named Psyche.