Celery and Uncle Zucchini race. / Jet tests his experimental time machine. Celery competes against her brother, Uncle Zucchini, in an "Earthie-style race with a winner"! / Jet uses his Bortronian ...

A meteorite in your neighborhood!? Learn more about the stars with astrophysicist Rachel Smith! Astrophysicist Rachel Smith loves all things space. From meteorites to stars to planets, the only thing ...

Image: Expedition 14 Commander Michael Lopez-Alegria on the International Space Station in the world’s first HDTV broadcast from space. Image credit: Discovery Channel. Images from the world’s first ...

Astronomers are the worst at naming things. Dark energy AND dark matter? Who can remember which is which. But perhaps one astronomer has just fixed it, with a theory that says perhaps actually they ...

It's Christmas Eve and we are going to go celebrate being young and being alive.

(via PBS Space Time) Space seems fundamental. To build a universe, surely you need something to build it on or in. Many, maybe most physicists now think that the fabric of space emerges from something ...

The International Space Station is turning 25 this month. Twenty-five years of people from all over the world living together and working together in space. At the same time, it is starting to wrap up ...

“But that doesn’t mean it’s not really hard.” "Space: The Longest Goodbye" airs May 12 on PBS. Expedition 27 Flight Engineer Cady Coleman peeks out of a window of the Soyuz TMA-20 spacecraft shortly ...

(via PBS Space Time) There are cosmic events so powerful that they leave permanent marks on the fabric of the universe itself. Imagine two colossal black holes ...

This year is the 25th anniversary of the International Space Station. A new PBS documentary looks at how the ISS was built and the challenges of surviving in outer space. KUOW is Seattle’s NPR news ...

Operation Space Station will air on November 5th and 12th, with the first part, High-Risk Build, focusing on the engineering and construction of the ISS. Part two, Science and Survival, will tell the ...