A Russian 'inspector' satellite appears to be chasing a secret US military satellite in a game of cat and mouse

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soyuz launch iss
A Russian Soyuz spacecraft ascends after its launch, as seen from the International Space Station.

NASA/Christina Koch

Scientists capture first direct image of a supermassive black hole, 6.5 billion times the size of the sun, spewing out jets of plasma

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A picture shows the black hole and the jet of matter emanating from it in false-color shades of yellow to purple.
A picture shows the jet of matter emanating from the black hole at the center of the M87 galaxy. Zoomed out is a picture of the black hole's accretion disk

R.-S. Lu (SHAO), E. Ros (MPIfR), S. Dagnello (NRAO/AUI/NSF)

Photos show SpaceX's Starship rocket blew a crater into its launchpad and flung concrete chunks hundreds of feet during liftoff

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The crater in the launch pad after SpaceX’s Starship took off.
The crater in the launchpad after SpaceX's Starship took off.

LabPadre/YouTube

Ocean acidification is destroying coral reefs. Here's how 2 scientists are using bone research to protect them against climate change.

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Japanese company ispace fears its probe crashed into the moon, failing to snag the first private lunar landing

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Takeshi Hakamada, a man with black hair and lips pursed, stands in the corner of a screen showing the HAKUTO-R lunar lander descending to the moon
Takeshi Hakamada, ispace founder and CEO, watches the HAKUTO-R lunar landing from Tokyo.

Kim Kyung-Hoon/Reuters

Up-close photos of the Martian moon, Deimos, are forcing scientists to rethink how it formed in the first place

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mars
Illustration of Mars on the left, Mars' moon Phobos near the center, and Mars' moon Deimos on the far right.

NASA

I've studied the sun for 23 years. Here's what happened during the last solar maximum and what to expect from this one.

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Four images of a solar flare at different wavelengths.
The upcoming solar maximum should cause more frequent solar flares and coronal mass ejections.

NASA's Goddard Space Flight Center

25 of the most mind-boggling natural phenomena on Earth

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Colorful pools are seen spotting the surface of the earth at the spotted lake in Canada
The spotted lake in Canada

iStock / Getty Images Plus

Florida surgeon general appointed by DeSantis cut data from a COVID-19 vaccine safety study

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Joseph ladapo

AP Photo/Chris O'Meara

A physicist explains why there's no real end to a rainbow and the only way to spot a perfectly circular one in the sky

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A rainbow on the beach in Scotland.
Normally, Earth's horizon hides a rainbow's full circle.

Westend61 / Getty Images

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