A hidden wildfire pollutant causes thousands of excess deaths per year, satellite data shows
Wildfire-derived ozone appears responsible for 2,045 excess deaths, on average, per year across the U.S., 20 years of satellite data reveal.
Skywatching
Total solar eclipse 2026 vs 2027 — Which one should you choose?
From volcanic landscapes and a sunset eclipse to six-minute totality, here are the pros and cons of the next two total solar eclipses.
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Spaceflight
NASA's Artemis 3 rocket is taking shape for 2027 launch to test lunar landers (photo)
The core stage for NASA's Artemis 3 rocket has been raised inside the Vehicle Assembly Building, and is awaiting engine integration.
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China's Tianzhou 10 freighter delivers 7 tons of cargo to Tiangong space station
The Tianzhou 10 freighter delivered nearly seven tons of supplies to China's Tiangong space station early Monday morning (May 10), about five hours after launching atop a Long March 7 rocket.
How NASA lunar scientists taught Artemis 2 astronauts to see the moon with different eyes
"I see a dynamic moon. I see a moon that tells us its history."
On this day in space! May 11, 2009: Final Hubble servicing mission launches
On May 11, 2009, the space shuttle Atlantis launched on the fifth and final servicing mission for the Hubble Space Telescope.
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NASA's twin Voyager spacecraft are very low on power after nearly 50 years. How long can they keep going?
Voyager, the iconic twin spacecraft that NASA launched in 1977, are still flying in interstellar space. But their power is dwindling, and it's unclear how much longer they can last.
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Science & Astronomy
They really launched this tiny spacecraft (Well, sort of.) | Space photo of the day for May 11, 2026
It's the tiniest Mars test we've seen yet.
New James Webb Space Telescope images reveal how massive star clusters can reshape galaxies
The James Webb Space Telescope has helped scientists peek into the secrets of galactic evolution — and the view is stunning, too.
Space Photo of the Day
Moon lander preps for the lunar surface | Space photo of the day for May 6, 2026
Blue Origin's MK1 moon lander has passed its tests in the vacuum chamber as NASA continues to develop the hardware needed to return astronauts to the moon.
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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
Pentagon unveils trove of declassfied 'UFO' videos. How to see them all, from 'a football-shaped body' to 'a misshapen and uneven ball of white light'
The Pentagon released a new tranche of UFO files on Friday (May 8). Among the documents are nearly 30 videos, which feature a range of intriguing objects.
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Technology
Thinner than a hair and stretchy like rubber: New material could shield against radiation in next-gen space tech
Scientists have developed a new material that could shield humans and critical technology from harmful radiation.
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