
Trump's proposed NASA budget is a 'horrible threat to our future' in space, Planetary Society CEO says
In conversation with Space.com, the new Planetary Society CEO talked about the fight to restore NASA's funding again 2027.

By Jamie Carter published
From chasing the Milky Way to using your eyes as nature intended, here are some often-overlooked truths that make all the difference under the night sky.

By Hanneke Weitering last updated
On May 4, 2011, the first organized Star Wars Day celebration happened in Toronto.

By Mike Wall published
NASA astronaut Chris Williams photographed a fireball from above recently, capturing the stunning site from aboard the International Space Station.

By Mike Wall last updated
SpaceX launched 45 satellites to orbit from California early Sunday morning (May 3), including a South Korean spacecraft that was originally supposed to fly in 2022.

By Tereza Pultarova published
The human heart shrivels away in space, but researchers have found that mini-hearts grown from human stem cells sprout in space significantly faster than in labs on Earth.

By Tariq Malik, Daisy Dobrijevic last updated
Reference See what moon phase it is tonight and find out when you can see the rest of the moon phases for 2026.

By Paul Sutter published
Astronomers call this "eruptive mass loss," and it's a stellar drama we're still trying to fully grasp.

By Chelsea Gohd published
In this donut-shaped bag is a massive parachute. Next stop? Mars.

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.

Follow Space.com's rocket launch blog for the latest on when the next rocket launch will be and how to follow it live.

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

Witness live views of Earth from the International Space Station as it orbits the planet. Space streaming company Sen is broadcasting 24/7 from the ISS in beautiful 4K HD.

NASA astronaut Sally Ride became the first American woman in space aboard the space shuttle Challenger.

See what moon phase it is tonight and find out when you can see the rest of the moon phases for 2025.

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

By Leonard David published
Earth is dotted with many humongous, human-made structures. To an alien eye, they may be tell-tale signs of intelligent goings-on, betraying our existence and hinting at our capabilities.

By Leonard David published
How would people react if an alien civilization actually made contact with us? Space.com talked to experts, who shared a variety of opinions about a possible real-life "disclosure day."

By Leonard David published
A civilization capable of interstellar travel may also be one that has moved beyond conquest, excess and ecological self-destruction — and it therefore may not want to talk to us.

By Chelsea Gohd published
Scientists have developed a new material that could shield humans and critical technology from harmful radiation.
Please login or signup to comment
Please wait...