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Get ready to view Saturn at its closest point to Earth with $133 off this telescope from Celestron
Deals The Celestron StarSense Explorer DX 130AZ telescope is on sale for $367 on Amazon and is a great budget choice for observing the opposition of Saturn overnight on Sept. 20.
Gravitational wave detector confirms theories of Einstein and Hawking: 'This is the clearest view yet of the nature of black holes'
Celebrating 10 years since the first detection of gravitational waves coming from colliding black holes, LIGO has confirmed the predictions of the greatest minds in physics.
Did NASA's Perseverance rover find evidence of ancient life on Mars? The plot thickens
NASA's Perseverance Mars rover has found yet more chemical signatures that could be associated with ancient Red Planet life — but we need to examine them here on Earth to fully understand them.
SpaceX launches 1st 21 satellites for advanced new US military constellation
SpaceX launched 21 satellites to orbit from California today (Sept. 10), beginning the buildout of an advanced new constellation for the U.S. military.
Enjoy the dark skies this new moon with our best value binoculars — now a huge 41% off from Amazon
Deals The Celestron TrailSeeker 8x42mm binoculars come highly recommended by our experts, and with a saving of over $130, now is the time to spot star clusters and planets for less.
NASA will reveal new Perseverance Mars rover discovery today: Here's how to watch live
NASA's hosting a conference on Wednesday (Sept. 10) to discuss a new rock analysis from the Perseverance Mars rover. Here's how to tune in.
March 2026 total lunar eclipse: Everything you need to know about the next 'blood moon'
A total lunar eclipse on March 2-4, 2026, will be visible in North America and will be the last total lunar eclipse anywhere on Earth until New Year's Eve 2028-2029.
Working on a 39-foot telescope dish | Space photo of the day for Sept. 10, 2025
Chile is a hotspot for telescopes peering up into deep space to study structures like stars, black holes, dark matter and galaxies.
The weird ringed dwarf planet Quaoar may have an extra moon, astronomers discover
"The profile of the occultation was most consistent with it being a new satellite — a new moon — going around Quaoar."
SpaceX targets Sept. 23 for launch of NASA's IMAP mission to map the boundaries of our solar system
A SpaceX Falcon 9 launch on Sept. 23 will send three spacecraft a million miles from Earth to map the heliosphere and expand our understanding of space weather and atmospheric science.
