Spaceflight

an astronaut in a white spacesuit is seen from below and behind while on a spacewalk outside his space capsule. Earth below serves as a backdrop.

60 years ago, Ed White went out for walk | Space photo of the day for June 3, 2025

By Robert Z. Pearlman published

NASA astronaut Ed White is seen floating above Earth in the vacuum of space during the first American spacewalk on June 3, 1965.

Human Spaceflight
a Black man in a blue suit wearing a medal poses with a plaque depicting him and his astronaut mission patches. Behind him is a video screen showing the same with a woman.

Two space vets added to Astronaut Hall of Fame as one awaits launch

By Robert Z. Pearlman published

The U.S. Astronaut Hall of Fame just held its annual induction ceremony, but one of this year's two honorees could not attend for a reason unique to all past enshrinements.

Human Spaceflight
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Science & Astronomy

Night sky map

New moon of April 2025 sees Venus and Saturn join up in the sky this weekend

By Jesse Emspak published

The new moon occurs April 27, and a day later Venus and Saturn will make a close approach to each other (known as a conjunction) in the predawn sky.

The moon
An image of Mars

Mars is covered in evidence of ancient lakes, rain and snow — but scientists aren't sure how that's possible

By Victoria Corless published

Valleys on Mars suggest the Red Planet was once covered in flowing water — but it's still a mystery how that could have been.

Mars
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Meet the team

Search For Life

Scientists question possible signs of life on exoplanet K2-18b in new study: 'We never saw more than insignificant hints'

By Victoria Corless published

The skepticism continues over recent claims of possible hints of alien life on exoplanet K2-18b.

Search for Life
Could interspecies two-way communication with dolphins provide clues about how to communicate with intelligent aliens?

Could deciphering dolphin language help us communicate with ET?

By Leonard David published

There are creatures here on Earth that may give us clues about how to communicate with extraterrestrial intelligence — dolphins, which are famously social and smart.

Search for Life
NASA's Phoenix Mars lander undergoes a test before its August 2007 launch.

Not-so-clean rooms: Scientists discover 26 new microbe species in NASA spacecraft facility

By Stefanie Waldek published

Scientists have discovered 26 previously unknown bacterial species in the clean rooms that were used to prep NASA's Phoenix Mars lander for its 2007 launch.

Search for Life
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Skywatching

graphic with night sky in large font and silhouettes of people below looking up at the night sky.

Night sky for tonight: Visible planets, stars and more in this evening's sky

By Jamie Carter last updated

Find out what you can see in the night sky for tonight, from planets and stars to dazzling meteor showers.

Stargazing

Northern lights forecasts, alerts, and geomagnetic storm warnings - live updates

By Daisy Dobrijevic last updated

The latest aurora forecast for tonight help you make sure you're in the right place at the right time to see the northern lights.

Auroras
a man in a wide-brimmed hat poses next to a telescope outside on a sunny day

Fred Espenak, astronomy's 'Mr. Eclipse', dies at 71

By Joe Rao published

Astronomy has lost one of its most assiduous calculators of eclipses with the passing of astronomer Fred Espenak, known widely as "Mr. Eclipse."

Stargazing
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Entertainment

Best friendly aliens image showing Paul, Stitch, Superman, and E.T The Extra Terrestrial

Best friendly aliens: From Superman to Stitch, these are the friendliest extra-terrestrials from sci-fi movies and TV

By Richard Edwards published

In honor of the live-action 'Lilo & Stitch', we look back at 12 extra-terrestrials who came in peace.

Entertainment
Upcoming sci-fi TV shows: Alien: Earth, Star Trek: Strange New Worlds, and Gen V

Upcoming sci-fi TV shows for 2025 — Alien: Earth, Star Trek: Strange New Worlds S3 and more

By Grace Dean last updated

2025 brings a new roster of superb sci-fi TV shows to binge across all the streaming platforms. What's coming up next? Here's what we know.

Space Movies & Shows
Screenshot from Predator: Badlands

Predator: Badlands: Release date, plot, trailers & everything we know about Predator's silver screen return

By Fran Ruiz published

After the success of Prey, Predator returns to the big screen with Predator: Badlands, a new theatrical movie set in the far future on another world.

Space Movies & Shows
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References

When will the sun die?

By JoAnna Wendel last updated

Reference Here we explore why our sun won't live forever and what will happen when it finally runs out of fuel.

Reference
Graphic illustration with 'space calendar' in large blue neon letters and 2025 below it in smaller white letters. Below the title are four neon images depicting a meteor or comet, a telescope, a rocket launch and an astronaut's helmet. There is a starry background to the entire image.

Space calendar 2025: Rocket launches, skywatching events, missions & more!

By Space.com last updated

Reference Keep up with all the rocket launches, astronomical events and mission milestones for 2025 with our space calendar.

Reference
rows of starlink satellites in the lower left portion of the image with Earth in the background and a slither of black space in the lower right side of the image.

Starlink satellites: Facts, tracking and impact on astronomy

By Tereza Pultarova last updated

Reference Starlink satellites have been developed by SpaceX to provide internet to remote locations. Here we explore the controversial megaconstellation in more detail.

Reference
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