It’s Been 20 Years Since Astronomers Decided Pluto Isn’t a Planet

Pluto lost its planethood for a very specific reason. Whether or not that’s a good reason depends on who you ask.

SpaceX is hiring a natural gas trader for its rockets and chips
SpaceX is hiring a natural gas trader for its rockets and chips

SpaceX is hiring a natural gas trader. The company wants someone to build and lead a trading team for its own fuel and power needs, according to Bloomberg. Julian Hast, who covers US gas markets from Houston, spotted the job on Friday. The role “focuse…

Watch the Highest-Ever Resolution Video of the Sun’s Surface

New images of the sun seem to support a long-held theory about what’s happening on the sun’s surface.

This Star Whips Around the Milky Way’s Black Hole Faster and Closer Than Any Other Known Star

At 15,500 miles per second, it’s the fastest planet or star ever observed by science, but its true value is how close it is to our galaxy’s supermassive black hole.

Letara raises ¥2.6bn for hybrid rocket engines the law does not call explosive
Letara raises ¥2.6bn for hybrid rocket engines the law does not call explosive

Letara, a Hokkaido University spinout, has raised about ¥2.6bn, roughly $16mn, for hybrid rocket engines that use plastic as fuel and are not legally classified as explosives. Germany’s HyImpulse raised €45mn for the same approach last October. A Japan…

Letara raises ¥2.6bn (roughly $16mn) for hybrid rocket engines the law does not call explosive
Letara raises ¥2.6bn (roughly $16mn) for hybrid rocket engines the law does not call explosive

Letara, a Hokkaido University spinout, has raised about ¥2.6bn, roughly $16mn, for hybrid rocket engines that use plastic as fuel and are not legally classified as explosives. Germany’s HyImpulse raised €45mn for the same approach last October. A Japan…

Japanese space tech startup Letara expands beyond satellite thrusters with $16M

Japanese space startup Letara is betting its hybrid rocket technology can move beyond small satellite thrusters into a broader market for space, defense and security, after raising ¥2.6 billion ($16 million).

Google says Gemma has passed a billion downloads
Google says Gemma has passed a billion downloads

Google says its Gemma family of open models has passed a billion downloads. Developers have published more than 100,000 Gemma variants over the past two years, the company said in a blog post on Thursday. Clement Farabet, a vice president at Google Dee…

Researchers Seem to Have Figured Out Why It’s Harder to Poop in Space

We were going to write a constipation joke here, but it wouldn’t come out.

Starcloud raised $250mn to buy rockets it cannot yet book
Starcloud raised $250mn to buy rockets it cannot yet book

Starcloud has raised $250mn to put AI compute in orbit, and a large part of the money is earmarked for rockets it cannot yet book. The Series A extension values the company at $2.3bn post-money, the company said. Its total raised now stands at $450mn. …