NASA

Blue Ghost captured an Earth "selfie" from its orbit.

See the First Stunning Images Taken by the Blue Ghost Lunar Lander on Its 'Scenic Route' to the Moon

The lander built by Firefly Aerospace has captured incredible views as it orbits Earth. Its next phase is an engine burn that will propel it toward lunar orbit

Chorus waves can produce high-energy “killer electrons” that can damage satellites.

Mysterious 'Chirping' Waves Detected 100,000 Miles Above Earth Are Surprising Scientists

Chorus waves, quick bursts of energy known to occur relatively close to Earth and around other planets, were found in an unexpected part of the magnetosphere, according to a new study

NASA’s Boeing Crew Flight Test astronauts Butch Wilmore and Suni Williams in June 2024. The duo took their first spacewalk together on January 30, 2025.

NASA's Starliner Astronauts Take Their First Spacewalk Together After Roughly Eight Months on the ISS

The nearly 5.5-hour feat set a record for astronaut Sunita Williams, who became the woman with the most time spent on spacewalks in history

An artist's impression of a generic asteroid.

Astronomers Discover an Asteroid With a 1.6 Percent Chance of Hitting Earth in 2032—Here's Why You Shouldn't Panic

Further research might bring those odds down to zero, but we will likely have to wait a couple of years to know for sure

A scanning electron microscope image shows sodium carbonates in a sample from the asteroid Bennu. Each needle is less than one micrometer wide by five to ten micrometers in length—for comparison, a human hair is about 100 micrometers wide.

Scientists Discover Traces of Salt Water and Building Blocks of Life in NASA's Samples From the Asteroid Bennu

Two new papers describe hints to a brine-filled environment on the 4.5-billion-year-old space rock and the presence of amino acids, offering clues to how early Earth got its ingredients for life

A self-portrait of NASA's Curiosity rover, taken on June 15, 2018

Curiosity Rover Spots Ancient Water Ripples on Mars, Hinting at a Past With Shallow, Ice-Free Lakes

The 3.7-billion-year-old formations in the planet's Gale Crater suggest the presence of long-gone bodies of liquid water, with no ice covering the surface

The next several weeks will give skywatchers a chance to see many planets at once.

How to See Six Planets Lined Up in the Night Sky This Month—and Glimpse a Rare Seven-Planet 'Parade' in February

While the planets are technically always "aligned" along the same plane in our sky, seeing so many at once is a special opportunity

A section of the new photomosaic of the Andromeda Galaxy, which features 600 fields of view in total from the Hubble Space Telescope.

Check Out the Hubble Space Telescope's Stunning New View of the Andromeda Galaxy

The full image includes some 2.5 billion pixels compiled from observations spanning more than 1,000 orbits around Earth

Experts are concerned that artifacts and bootprints on the moon might be affected by lunar landing missions, space tourism and space junk.

The Moon Makes the List of the World's Most Endangered Cultural Heritage Sites in 2025

Earth-bound landmarks ravaged by war, climate change, tourism and other threats also landed in the World Monuments Watch report

A SpaceX Falcon 9 rocket lifted off from NASA's Kennedy Space Center on January 15, carrying two lunar landers built independently by private companies Firefly Aerospace and Ispace.

Two Private Landers Launch on a SpaceX Rocket, Aiming to Touch Down on the Moon

Built by Firefly Aerospace and Ispace, the pair of spacecraft will land separately in the moon's northern latitudes, conduct science experiments and test new technology

An illustration of the Parker Solar Probe approaching the sun

A NASA Spacecraft Will 'Touch' the Sun on Christmas Eve, Flying Closer to the Star Than Any Probe Before

The Parker Solar Probe will endure scorching temperatures of 1,700 degrees Fahrenheit as it performs the closest solar flyby of any human-made object in history

Stories in a wide variety of scientific disciplines made our list this year.

The Ten Most Significant Science Stories of 2024

From a total solar eclipse that captivated our continent to record temperatures that scorched the planet, these were the biggest moments of the year

Astronauts Butch Wilmore and Suni Williams inspect safety hardware aboard the ISS in August 2024.

NASA's Starliner Astronauts Face Another Delay in Their Return Home, Drawing Out Their Unexpectedly Long Mission

Suni Williams and Butch Wilmore were supposed to stay at the ISS for a little over a week. It's now been more than six months, and the end date has been pushed again

The Large and Small Magellanic Clouds were recently captured by NASA astronaut Don Pettit aboard the ISS.

NASA Astronaut Shares Breathtaking Photos From the ISS, Featuring Galaxies and Glowing 'Star Trails'

On his fourth flight, Don Pettit is once again sharing the art of astrophotography, capturing and posting pictures of Earth, satellites and space

The Orion spacecraft during the fifth day of the Artemis 1 mission on Nov 20, 2022

NASA Pushes Back America's Return to the Moon to 2027, With the Next Artemis Program Flight Slated for 2026

The space agency's decision comes after an investigation into the Orion spacecraft's heat shield, which suffered damage during the Artemis 1 test mission in 2022

NASA’s James Webb Space Telescope recently imaged the Sombrero Galaxy with MIRI (its Mid-Infrared Instrument).

See the Sombrero Galaxy Like Never Before, as the James Webb Telescope Captures It in Unprecedented Detail

The mid-infrared light image shows astronomical features that can’t be seen with visible light cameras or in previous infrared views—and in this shot, the galaxy doesn’t look much like a Sombrero anymore

A NASA scientist's picture out the window of a plane over Greenland, combined with the new radar map of Camp Century, at the bottom.

NASA Radar Detects Abandoned Site of Secret Cold War Project in Greenland—a 'City Under the Ice'

Camp Century was built in 1959 and advertised as a U.S. research site—but it also hosted a clandestine missile facility

This view is just part of a new, high-resolution image of the sun's full surface captured by the Polarimetric and Helioseismic Imager (PHI) on the Solar Orbiter spacecraft.

Check Out the Highest-Resolution Images Ever Captured of the Sun's Entire Surface

Four new images show our nearest star in dazzling detail, with each one made up of 25 shots observed by the Solar Orbiter in 2023

One of the images that triggered rumors about astronaut Suni Williams' health. Here, she displays radiation measurement hardware.

NASA Addresses Rumors About Health of Starliner Astronaut on the International Space Station—Again

The space agency’s chief health and medical officer refutes claims that Suni Williams, who is on the unexpectedly extended Boeing Starliner mission, appears unhealthily thin

In 1986, Voyager 2 took this image of Uranus during its flyby.

Voyager 2 Measured a Rare Anomaly When It Flew Past Uranus, Skewing Our Knowledge of the Planet for 40 Years, Study Suggests

The roughly six-hour flyby in 1986 revealed Uranus' protective magnetic field was strangely empty. Now, researchers say that the data could have been affected by a solar wind event

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