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A man in a suit sit looks to the right in front of the bottom half of a nasa meatball logo.

'Sean Dummy': Why is Elon Musk attacking the acting NASA chief?

By Mike Wall published

Elon Musk has hammered acting NASA chief Sean Duffy repeatedly on social media over the past few days, calling him "Sean Dummy" and claiming he's "trying to kill NASA." Here's what may be going on.

Space Exploration
An image of the Earth from the ISS with the sun beaming down on it

Can we dim the sun to fight climate change? Not without risking weather patterns, scientists suggest

By Tereza Pultarova published

Scattering microscopic particles of sulfur in the atmosphere might slow down climate change. It might also change weather patterns.

Climate Change
This image of Betelgeuse is a color composite made from exposures from the Digitized Sky Survey 2 (DSS2). A bright ball of light glows in the middle of deep space

Giant star Betelgeuse has a 'Betelbuddy' — and it's very little indeed

By Stefanie Waldek published

Astronomers have sighted Betelgeuse’s mysterious companion — and it’s turning out to be full of surprises.

Stars
A SpaceX Falcon 9 rocket launches from California’s Vandenberg Space Force Base on Oct. 22, 2025.

SpaceX launches record-breaking 133rd Falcon 9 mission of the year (video)

By Mike Wall last updated

SpaceX launched its record-breaking 133rd Falcon 9 mission of 2025 today (Oct. 22), topping last year's tally with no signs of slowing down before the year ends.

Launches & Spacecraft
The space shuttle Discovery, a white and black shuttle is on display at the Smithsonian Museum where people walk around it and view it.

The Smithsonian might have to cut space shuttle Discovery into pieces to get it to Texas

By Josh Dinner published

"You'd be doing irreparable damage."

Space Exploration
A black and white photo shows a man sitting in the director's chair with his back toward the camera next to a light with his face turned to the camera looking at a piece of paper

On this day in space! Oct. 22, 1992: Gene Roddenberry's ashes launch into space

By Hanneke Weitering last updated

On Oct. 22, 1992, the space shuttle Columbia launched into space with the ashes of Gene Roddenberry, the creator of "Star Trek."

Launches & Spacecraft
A view of Earth from space, with snow in the middle of the image and a series of green coastlines with water around the snow

Satellites watch glaciers melting in Patagonia | Space photo of the day for Oct. 22, 2025

By Kenna Hughes-Castleberry published

New satellite imagery from the European Space Agency reveals nearly four decades of dramatic ice loss for two of Patagonia's largest glaciers.

Earth
a triple-core rocket blasts off under a sunny, partly cloudy blue sky. smoke expands below next to an obscured launch tower, near a long white hanger with SPACEX written on the side. To the left, a bird flies away.

Rocket launch today: Is there a rocket launch and what time?

By Josh Dinner, Tariq Malik last updated

Follow Space.com's rocket launch blog for the latest on when the next rocket launch will be and how to follow it live.

Launches & Spacecraft

Northern lights forecasts, alerts, and geomagnetic storm warnings - live updates

By Daisy Dobrijevic last updated

The latest aurora forecast for tonight help you make sure you're in the right place at the right time to see the northern lights.

Auroras
false-color blue and green splotches on a cratered grey surface

Volcanic explosions on Mars may have left massive ice deposits at the Red Planet's equator

By Charles Q. Choi published

Ancient explosive volcanic eruptions on Mars could help explain mysterious hints of buried ice from the Red Planet's equator, a new study finds.

Mars
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