Behold, directly overhead, a certain strange star was suddenly seen...
Amazed, and as if astonished and stupefied, I stood still.

— Tycho Brahe

Space.com

Syndicate content
All the latest content from the Space.com team
Updated: 2 hours 33 min ago

Smithsonian Planetarium star projector review

Mon, 08/11/2025 - 5:40am
This chunky star projector is a good choice for kids thanks to its low price and easy-to-use functions.
Categories: Astronomy

Are these names of real spacecraft or fictional ones? Test your sci-fi smarts in our quiz!

Sun, 08/10/2025 - 12:00pm
Both science fiction and real life have some interesting spacecraft names, sometimes borrowing from each other. This quiz will test to see if you know the difference.
Categories: Astronomy

Light pollution is encroaching on observatories around the globe – making it harder for astronomers to study the cosmos

Sun, 08/10/2025 - 11:00am
The rate of human-produced light is increasing in the night sky by as much as 10% per year, making it difficult for astronomers to study the night sky.
Categories: Astronomy

'Ice cube' clouds discovered at the galaxy's center shouldn't exist — and they hint at a recent black hole explosion

Sun, 08/10/2025 - 10:00am
Twin orbs of superhot plasma at the Milky Way's center known as the "Fermi bubbles" contain inexplicable clouds of cold hydrogen, new research reveals.
Categories: Astronomy

August full moon 2025 captivates skywatchers worldwide as Sturgeon Moon lights up the sky (photos)

Sun, 08/10/2025 - 6:15am
The 2025 full 'Sturgeon Moon' graced the night sky on Aug. 9.
Categories: Astronomy

See Saturn and the moon in a stunning close encounter tonight

Sun, 08/10/2025 - 6:00am
Spot Saturn near the moon on Aug. 11! See them with the naked eye and learn what to expect through a telescope.
Categories: Astronomy

New York to Los Angeles in 3 hours? Executive order could make it possible by 2027, reopening the door for commercial supersonic flight

Sat, 08/09/2025 - 12:00pm
A new executive order repeals a 52-year-old ban on commercial supersonic flights, while new technology can make supersonic flight quieter than ever before.
Categories: Astronomy

How the Red Planet craze started 120 years ago: Interview with 'The Martians' author David Baron

Sat, 08/09/2025 - 9:00am
In a Q&A interview, author and science writer David Baron discusses the turn-of-the-century Mars craze, which he covers in his new book, "The Martians."
Categories: Astronomy

'Olympus' the 4-legged robot could help astronauts explore Mars someday (video)

Sat, 08/09/2025 - 6:00am
A four-legged robot tested under simulated Martian gravity jumps from wall to wall, demonstrating how future missions could navigate terrain too challenging for today's rovers.
Categories: Astronomy

SpaceX's Crew-10 astronauts return to Earth after nearly 5 months in space (video)

Sat, 08/09/2025 - 12:01am
SpaceX's Crew-10 astronauts returned to Earth on Saturday (Aug. 9) after living on the International Space Station for nearly five months.
Categories: Astronomy

Astronaut arrives at ISS, longs to be on the moon or Mars | On the International Space Station Aug. 4-8, 2025

Fri, 08/08/2025 - 11:14pm
The four members on SpaceX's Crew-10 mission are Earth-bound after bidding farewell to their Expedition 73 crewmates and departing the International Space Station.
Categories: Astronomy

Is that wildfire smoke plume hazardous? New satellite tech can map smoke plumes in 3D for better air quality alerts at neighborhood scale

Fri, 08/08/2025 - 8:00pm
For most of the past decade, forecasters have been able to use satellites to track these smoke plumes, but the view was only two-dimensional
Categories: Astronomy

Scientists capture bridge of stray stars being sucked from one galaxy to another

Fri, 08/08/2025 - 6:00pm
Astronomers spot a rare stellar bridge in Abell 3667, revealing an aggressive galaxy merger and new clues about dark matter.
Categories: Astronomy

Can you name the 12 Apollo astronauts who walked on the moon?

Fri, 08/08/2025 - 5:00pm
This quiz tests your knowledge of the astronauts who have stepped foot on the moon.
Categories: Astronomy

Jim Lovell, commander of NASA's Apollo 13 moon mission, dies at 97

Fri, 08/08/2025 - 4:57pm
NASA astronaut Jim Lovell — a veteran of four spaceflights, including Apollo 8 and the near-disastrous Apollo 13 —passed away on Aug. 7, 2025 at the age of 97.
Categories: Astronomy

'A Quiet Place Part III' is confirmed for 2027 with John Krasinski back in the director's chair

Fri, 08/08/2025 - 4:00pm
Paramount’s hit sci-fi horror franchise returns in 2027 with more ultrasonic alien invaders.
Categories: Astronomy

Spacecraft headed to DART asteroid crash site images 2 faint space rocks to boost planetary defense tactics

Fri, 08/08/2025 - 3:00pm
The techniques used to target the asteroids could also be employed in tracking hazardous asteroids and interstellar objects.
Categories: Astronomy

Satellites watch France's largest wildfire in 75 years burn an area larger than Paris

Fri, 08/08/2025 - 2:29pm
Satellite images revealed the scope of destruction in the south of France where an area larger than the country's capital Paris has been turned into ashes by a massive wildfire.
Categories: Astronomy

Scientists find oldest-known black hole in the universe: 'This is about as far back as you can practically go'

Fri, 08/08/2025 - 2:00pm
A newfound supermassive black hole from the dawn of the universe challenges how early cosmic giants formed.
Categories: Astronomy

What would Mars look like under an Earth-like blue sky? NASA's Perseverance rover just showed us

Fri, 08/08/2025 - 1:00pm
NASA's Perseverance Mars rover captured a breathtaking panorama of the Red Planet surface depicted in false-color under a blue sky.
Categories: Astronomy