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Receive the daily Popular Science newsletter💡 Breakthroughs, discoveries and DIY tips delivered six days a week. By registering, you confirm that you are over 16 years of age, will receive newsletters and promotional content, agree to our Terms of Use, and acknowledge the data practices in our Privacy Policy. You can unsubscribe at any time.
NASA’s Neil Gehrels Swift Observatory captured an “orphan” black hole lighting up as it devoured a star on the outskirts of a distant galaxy. For starters, these phenomena are rare and none have ever been seen so far outside the core of a galaxy before. “We were looking for these star destruction events as a
NASA astronaut Chris Williams will summarize his recent eight-month mission aboard the International Space Station during a press conference at 2:45 p.m. EDT on Tuesday, August 4 from the agency’s Johnson Space Center in Houston. NASA will broadcast this event live across a variety of platforms. Learn where to watch online: NASA Live US-based media
Each time the Moon covers the Sun during a total solar eclipse (darkening the daytime skies and briefly revealing the Sun’s ethereal outer atmosphere, the corona), new opportunities present themselves to better understand our star and its influence on Earth. On Wednesday, August 12, when the next total solar eclipse passes over Greenland, Iceland and
NASA astronaut Chris Williams is all smiles in this July 26, 2026 photo taken shortly after landing with Expedition 74 Roscosmos cosmonauts Sergey Kud-Sverchkov and Sergei Mikaev in Kazakhstan. This was Williams’ first mission. Williams spent eight months aboard the International Space Station, where he supported a wide range of scientific research and technology demonstrations.