The powerful X1.1 solar flare from sunspot region 4298 sparked strong radio blackouts on the sunlit portion of Earth at the time of eruption.

For 19-year-old Gael Gomez, the Mount Pleasant Sidewalk Astronomers has changed his life for the better. But soon, he may be ...

My main goal is to bring interactive science to schools,” said Hyseni, a fourth-year Ph.D. student in Earth and Planetary ...

If you’ve got an RTL-SDR compatible receiver, you’ve probably used it for picking up signals from all kinds of weird things. Now, [Jaron McDaniel] has built a tool to integrate many ...

If not in visible stars and galaxies, the most likely hiding place for the matter is in the dark space between galaxies.

As a cold pour hits the glass at The Sycamore in the Mission District, chatter rises, lights dim slightly, and Astronomy on Tap eases into motion, blending a little stargazing spirit with a laid-back ...

Researchers have discovered a large, orderly spiral galaxy that formed soon after the Big Bang, when space was only about 1.5 ...

Razor-thin chain of 14 galaxies may be the biggest spinning structure yet ...

A highly restrictive area in Green Bank, West Virginia , has introduced Wi-Fi for the first time ever — with visitors ...

Imagine a place utterly silent from the constant buzz of modern civilization. A spot where Earth's radio chatter simply can't ...

The filament of matter stretches 50 million light-years, and contains a row of galaxies 5.5 million light-years long that are ...