The vastness of space is filled with a chilling temperature of -270°C, yet our Sun burns at a scorching temperature of millions of degrees. So, how can space be so cold while the Sun is so hot? The ...

The punishing radiation appears to be causing the planet to shed its atmosphere at a rate of at least 1 trillion grams per second, according to a new study involving NASA 's Chandra X-ray Observatory.

NASA will launch a sounding rocket Friday, July 18 from New Mexico near the Texas border. Here's what to know about the mission.

One of the brightest and most colorful stars in the sky and the most brilliant planet are on stage in the early morning dawn ...

The universe beyond our Solar System is vast and filled with mysteries, and some of its most fascinating secrets lie just beyond our cosmic doorstep. While the Sun is the closest star to Earth, it's ...

NASA is getting ready to launch twin satellites for a study on the sun's energy, and a University of Iowa professor is ...

Indian astronomers decode rare solar eruptions, advancing space weather forecasting with insights on CME evolution and impact on Earth.

Answer 17: A meteoroid is a small rocky or metallic body in space. A meteor is the streak of light produced when a meteoroid ...

Astronomers spotted a baby star displaying the very first signs of planet formation in the zone surrounding it, similar to ...

“We’ve always known that the first solid parts of planets, or ‘planetesimals’, must form further back in time at earlier ...

The future of at least one of the U.S. LIGO observatories is in jeopardy as deep cuts to science programs are proposed by the ...

We’ve never known why sunspots can last on our star’s surface for as long as they do, but we finally cracked the case.