Scientists find a hidden route to the moon that saves fuel
An international team of researchers say they've found a more efficient route from Earth to the moon using advanced computer modeling.
Skywatching
The moon shines with a swarm of stars on May 21 as Jupiter, Venus and Mercury line-up nearby
The moon glows with the Beehive Cluster on May 21, as a trio of planets form up in the evening sky.
Spaceflight
On this day in space! May 20, 1978: NASA launches Pioneer Venus orbiter
On May 20, 1978, NASA launched a spacecraft to Venus.
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SpaceX launches Starlink satellites on stunning sunset Falcon 9 flight (video)
A SpaceX Falcon 9 rocket carrying 24 Starlink satellites lifted off from Vandenberg Space Force Base in California on Tuesday, May 19, 2026.
Worker dies at SpaceX's Starbase ahead of Starship V3 megarocket launch
A worker died at SpaceX's Starbase site in South Texas early Friday morning (May 15), as the company geared up for the debut launch of its Starship V3 megarocket.
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Science & Astronomy
New NASA images uncover dramatic changes in Earth's nighttime lights
Using nearly a decade of satellite observations, NASA's Black Marble project reveals a constantly shifting portrait of human nighttime activity visible from space.
An astronaut's view of Argentina's snow-capped mountains | Space photo of the day for May 20, 2026
Earth is so beautiful from afar.
Space Photo of the Day
An astronaut's view of Argentina's snow-capped mountains | Space photo of the day for May 20, 2026
Earth is so beautiful from afar.
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Northern lights - live updatesThe latest aurora forecast for tonight help you make sure you're in the right place at the right time to see the northern lights.
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Rocket launch todayFollow Space.com's rocket launch blog for the latest on when the next rocket launch will be and how to follow it live.
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Night sky for tonightFind out what you can see in the night sky for tonight, from planets and stars to dazzling meteor showers.
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Live 4K video from space!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.
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On this day in space!NASA astronaut Sally Ride became the first American woman in space aboard the space shuttle Challenger.
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ReferenceWhat is the moon phase today?See what moon phase it is tonight and find out when you can see the rest of the moon phases for 2025.
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ReferenceSpace calendar 2025Keep up with all the rocket launches, astronomical events and mission milestones for 2025 with our space calendar.
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Search For Life
The UFO files: What did we learn from the Pentagon's 1st big release?
On May 8, the Pentagon released its first tranche of "UFO files." Space.com reached out to experts to make sense of this highly anticipated data drop.
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These Apollo 'UFO' images have been public for decades. So why are people talking about them now?
Much of the UFO imagery that the Pentagon released last week was new, but we've known for decades about the odd things that the Apollo astronauts saw on and around the moon.
Scientists propose new way to find aliens — and we may already have a spacecraft that can help
Scientists say amino acids produced by life are distributed differently and more diversely than amino acids produced by non-living chemical reactions, thereby providing a truer signature of life.
Technology
The Canon EOS R5 Mark II is our choice as the best-resolution Canon camera – it's perfect for astrophotography and is $501 off in this Walmart deal
Deals Expert tester James Abbott rated the R5 Mark II with a flawless review, it produces impressive astrophotography and is a brilliant all-round mirrorless powerhouse, now at its best-ever price
