Tech

A closeup of a white-shelled astronaut helmet from the left, extending to the middle of the image. A copper-shaded visor stretches across the dimmed interior face. A black-tipped white glove tests on the visor.

How SpaceX built a new spacesuit for Polaris Dawn's private spacewalk (video)

By Andrew Jones published

SpaceX has given us a detailed look at their stylish and innovative new extravehicular activity suit ahead of it being worn during the Polaris Dawn mission's first-ever private spacewalk.

Tech
A view of the Advanced Composite Solar Sail System

NASA spacecraft captures 1st photo of its giant solar sail while tumbling in space

By Monisha Ravisetti published

NASA's testing a solar sail system in space, and the spacecraft that brought the tech there has snapped a photo.

Tech
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Spaceflight

polaris dawn crew members in black jumpsuits pose in front of spacex starship hardware

Polaris Dawn: Everything you need to know about the 1st mission of the Polaris Program

By Elizabeth Howell last updated

Reference Polaris Dawn was the first of three missions of the Polaris Program. The mission flew on a SpaceX Crew Dragon spacecraft and was commanded by Jared Isaacman.

Reference
four astronauts in white spacesuits smile and wave inside a cockpit

SpaceX's private Polaris Dawn astronauts splash down to end historic spacewalk mission (video)

By Mike Wall published

The four Polaris Dawn astronauts splashed down safely off the coast of Florida today (Sept. 15), bringing an end to their historic commercial mission.

Human Spaceflight
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Science & Astronomy

The moon phases of September 2024 listed with dates.

What is the moon phase today? Lunar phases 2024

By Tariq Malik last updated

Reference See what moon phase it is tonight and find out when you can see the rest of the moon phases for 2024.

Reference
A silvery blue sphere next to a smaller orange sphere

Did a star escape cannibalism by its dead 'monster' white dwarf companion?

By Robert Lea published

A distant star has a dead star companion lurking in its vicinity that could be a monster-massive white dwarf, raising the question: how has it avoided being devoured by this cosmic zombie?

Stars
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Meet the team

Search For Life

An artist's impression of the purported Black Knight satellite, the focus of a long-lived conspiracy theory.

The 'Black Knight' satellite: A hodgepodge of alien conspiracy theories

By David Crookes, All About Space magazine published

According to conspiracy theorists, the Black Knight satellite is an alien spacecraft orbiting Earth. Here's what's really going on.

Search for Life
a brownish planet orbiting close to a fiery star

Life on alien planets probably wouldn't experience day and night – here's how that may change evolution

By Maureen Cohen published

Organisms on Earth living deep underground or at the bottom of the sea may give us an idea what alien life without a circadian rhythm could be like.

Search for Life
Three giant satellite dishes point up at the night sky, smeared with endless starlight.

How AI is helping us search the universe for alien technosignatures

By Conor Feehly published

"It's now a part of mainstream astrophysics."

Search for Life
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Skywatching

a graphic of the night sky with a starry sky background. A black circle is in the center with Night Sky written in white. There is a white telescope beneath the text. In the top left corner it says Space.com in cooperation with Starry Night.

Night sky, September 2024: What you can see tonight [maps]

By Chris Vaughan last updated

Reference Find out what's up in your night sky during September 2024 and how to see it in this Space.com stargazing guide.

Reference
Image shows a woman using one of the best monocular devices

Best monocular 2024: Spot the top models on the market

By Jamie Carter last updated

Buying Guide The best monocular devices on the market offer a lightweight, portable alternative to binoculars for nature-watching or observing the stars.

Buying Guide
Multiple space-related products that are on sale during amazon prime day 2024

Amazon Prime Big Deal Days 2024: Best space gift deals

By Jase Parnell-Brookes last updated

Deals Amazon Prime Big Deal Days 2024 is fast approaching, we've rounded up the best deals Amazon is offering ahead of the event.

Deals
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Entertainment

Xenomorph snarling in the face of a young girl.

Alien movies, ranked worst to best

By Fran Ruiz published

After 20th Century Studios scoring a big win with Alien: Romulus, how do we rank all the Alien movies? Venture into the hive to find out, if you dare.

Space Movies & Shows
Still from the movie Predator. Here we see Predator without most of their armor, throwing their head and arms back in a battle cry. Image for Predator movies ranked article.

Predator movies ranked, worst to best

By Fran Ruiz published

Here’s our list of all the Predator movies ranked so that you know which prey to hunt down first as you progress through the legendary sci-fi horror franchise.

Space Movies & Shows
Astroneer Glitchwalker Expansion

'Astroneer' is getting a surprise expansion 8 years after launch (video)

By Fran Ruiz published

Looking for your next space exploration game? Astroneer is getting its first expansion soon and might be the playful odyssey you're craving.

Space Games & Toys
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References

Xenomorph snarling in the face of a young girl.

Alien movies, ranked worst to best

By Fran Ruiz published

After 20th Century Studios scoring a big win with Alien: Romulus, how do we rank all the Alien movies? Venture into the hive to find out, if you dare.

Space Movies & Shows
a graphic of the night sky with a starry sky background. A black circle is in the center with Night Sky written in white. There is a white telescope beneath the text. In the top left corner it says Space.com in cooperation with Starry Night.

Night sky, September 2024: What you can see tonight [maps]

By Chris Vaughan last updated

Reference Find out what's up in your night sky during September 2024 and how to see it in this Space.com stargazing guide.

Reference
Image shows a woman using one of the best monocular devices

Best monocular 2024: Spot the top models on the market

By Jamie Carter last updated

Buying Guide The best monocular devices on the market offer a lightweight, portable alternative to binoculars for nature-watching or observing the stars.

Buying Guide
VIEW MORE