SpaceX writes that the next-generation Artemis Moon missions are about laying the foundation for building a permanent settlement.

The International Space Station is marking 25 years of nonstop human presence in orbit

Japan's space agency successfully launched its most powerful H3 rocket, carrying a newly developed unmanned cargo spacecraft for its first mission to deliver supplies to the International Space Station

Earth will have a visitor within its orbit for the next several decades, according to astronomers.

Everything to know about the Orionid meteor shower before it peaks this week.

The Orionid meteor shower is considered to be one of the most beautiful showers of the year, according to NASA.

Jim Bell, astronomer and former president of The Planetary Society, explains the uniqueness of the interstellar 31/ATLAS comet.

SpaceX will have the chance on Monday to show that Starship's successful August flight, the first to complete all its primary mission goals, was no fluke.

The supermoon, also a harvest moon, will be visible again in November and December.

The interstellar object hurtling toward the inner solar system, where Earth is located, is much larger than previously thought, astronomers say.

NASA could launch its Artemis II mission, which will fly astronauts around the moon for the first time in more than 50 years, in February 2026.

NASA and NOAA launch three satellites to monitor space weather, protecting vital technologies like GPS and power grids from solar storms.

ABC News chief meteorologist Ginger Zee speaks with NASA's head of science, Nicky Fox, about the new, groundbreaking initiative.

The Perseverance Mars rover put scientists closer to discovery ancient life on Mars, according to NASA.

A 350-billion-year-old rock discovered on the Red Planet is "the closest we've come to discovering ancient life on Mars," according to NASA.

Astronomers are researching an Earth-like exoplanet that could contain water, according to NASA.

Africa, Europe, Asia or Australia had an optimal view of the September 2025 "blood moon" total lunar eclipse. See the photos here.

Astronomers may have figured out where the mysterious blobs embedded in Mars' mantle originated.

Another dazzling display of northern lights could be visible tonight with the prediction of a minor geomagnetic storm, according to space weather experts.

Stargazers on the lookout for meteors were treated to an extra nighttime spectacular on Tuesday night as spirals appeared in the sky along the East Coast.

The spiraling lights seemed to appear "out of nowhere," said Blake Brown, who witnessed the dazzling display from Algonquin, Illinois, while watching for the meteor shower, told ABC News.

Scientists confirmed a meteorite that was seen streaking across the sky in June and smashed through the roof of a home in McDonough is 20 million years older than Earth.

Scientists confirmed a meteorite that was seen streaking across the sky in June and smashed through the roof of a home in McDonough is 20 million years older than Earth.

Learn when and where to watch the 2025 Perseid meteor shower, with expert tips from NASA scientists for the best viewing experience.

Lovell journeyed to space four times and guided Apollo 13 back to Earth after a malfunction onboard.

In 1968, Lovell commanded the famed Apollo 13 mission and became one of the first three astronauts to fly to and orbit the Moon.

NASA has captured an image of a coral-like rock on Mars that's estimated to be several billions of years old.

Nuclear power on the moon is critical to the United States' space exploration and national security goals, acting NASA Administrator Sean Duffy said.

Nuclear power on the moon is critical to the United States' space exploration and national security goals, acting NASA Administrator Sean Duffy said.

NASA's SpaceX Crew-11 has launched to the International Space Station. The U.S.-Japanese-Russian crew of four rocketed from NASA’s Kennedy Space Center.

Three astronauts and one cosmonaut will be living on the ISS when the orbiting laboratory celebrates 25 years of uninterrupted human occupancy.

NASA is collaborating with the Indian Space Research Organisation (ISRO) on a space mission to launch a first-of-its-kind satellite into orbit.

NASA experts explain why a passing asteroid isn't cause for concern, while revealing how often Earth encounters space rocks and preview what's coming in 2029.

The same charged particles from the Sun’s atmosphere responsible for the northern lights can also damage Earth’s electrical and communications systems.

Ethos Space CEO Ross Centers joins ABC News live to discuss why his company is seeking to build AI data processing centers on the moon.

Astronomers have discovered a "fossil" world lying in the outskirts of the solar system, according to new research.

Astronomers have witnessed the early formation of a solar system for the first time.

The largest Mars meteorite ever found on Earth was sold at a Sotheby's auction in New York on Wednesday for $5.3 million.

The Martian rock, known as NWA 16788, is 70% larger than the next biggest piece of Mars that has been recovered, according to the auction house.

There could be many more satellite galaxies orbiting the Milky Way than previously thought or observed, according to astronomers.

ABC News contributor and astrophysicist Hakeem Oluseyi discusses the significance of the two-week mission as NASA plans to retire the International Space Station.

The meteor shower occurs annually from about July 17 to Aug. 23, typically peaking in mid-August, according to the American Meteor Society.

The piece of Mars is 54 pounds and the estimated auction price is $2 million to $4 million.

The most powerful telescope ever launched into space uncovered a cluster of forming stars within the "toe beans" of the Cat's Paw Nebula.

The full moon will rise in the United States on Thursday, July 10, at 3:37 p.m. ET.

An "interstellar object" is speeding toward the inner solar system, where Earth is located, astronomers have confirmed.

The James Webb telescope has made another stunning discovery -- this time of a massive planet that could potentially sustain life.

Blue Origin launched its 13th human mission to the edge of space on Sunday, sending six civilian astronauts past the Karman line and back in a little over 10 minutes.

Witnesses across Georgia and South Carolina captured what appears to be bright flashes of light darting the sky. NOAA’s Geostationary Lightning Mapper detected the flashes as possible meteors.

The National Oceanic and Atmospheric Administration said it found multiple bright flashes of light during the day on Thursday on its lightning flash tracker.