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How superheavy chemistry could rearrange the periodic table
What would Mars look like under an Earth-like blue sky? NASA's Perseverance rover just showed us
Rare Type of Black Hole Snacks on Star
Rare Type of Black Hole Snacks on Star
NASA’s Hubble Space Telescope and NASA’s Chandra X-ray Observatory teamed up to identify a new possible example of a rare class of black holes, identified by X-ray emission (in purple) in this image released on July 24, 2025. Called NGC 6099 HLX-1, this bright X-ray source seems to reside in a compact star cluster in a giant elliptical galaxy. These rare black holes are called intermediate-mass black holes (IMBHs) and weigh between a few hundred to a few 100,000 times the mass of our Sun.
Learn more about IMBHs and what studying them can tell us about the universe.
Image credit: Science: NASA, ESA, CXC, Yi-Chi Chang (National Tsing Hua University); Image Processing: Joseph DePasquale (STScI)
Rare Type of Black Hole Snacks on Star
NASA’s Hubble Space Telescope and NASA’s Chandra X-ray Observatory teamed up to identify a new possible example of a rare class of black holes, identified by X-ray emission (in purple) in this image released on July 24, 2025. Called NGC 6099 HLX-1, this bright X-ray source seems to reside in a compact star cluster in a giant elliptical galaxy. These rare black holes are called intermediate-mass black holes (IMBHs) and weigh between a few hundred to a few 100,000 times the mass of our Sun.
Learn more about IMBHs and what studying them can tell us about the universe.
Image credit: Science: NASA, ESA, CXC, Yi-Chi Chang (National Tsing Hua University); Image Processing: Joseph DePasquale (STScI)
'Alien: Earth' creators Noah Hawley and David W. Zucker want to 'mimic the feeling of discovery' you felt when watching the original (exclusive)
Europe could face weeks of 40°C heat in current worst-case scenario
Europe could face weeks of 40°C heat in current worst-case scenario
Will the bright moon ruin the Perseid meteor shower, or is it still worth watching?
Astronomers gather more clues about interstellar comet 3I/ATLAS
Astronomers gather more clues about interstellar comet 3I/ATLAS
Discovery Space Projector review
LaView Galaxy Star Projector review
Hubble Telescope gives us our best look yet at the interstellar comet 3I/ATLAS (video, photo)
A mysterious substance on Mars might be an undiscovered mineral
Week in images: 04-08 August 2025
Week in images: 04-08 August 2025
Discover our week through the lens
Physicists Divided on What Quantum Mechanics Says about Reality
A survey of more than 1,000 physicists finds deep disagreements in what quantum theories mean in the real world
European weather satellite readied for launch on Ariane 6 rocket | Space photo of the day for Aug. 8, 2025
This Mushroom’s Incredibly Bitter Taste Is New to Science
The first analysis of mushroom bitterness reveals ultrapotent compounds