"What If is an epic exploration of possibilities. What If is a Webby Award-winning science web series that takes you on a journey through hypothetical worlds and possibilities, some in distant corners ...

Crucial to all life on Earth, the 15th element of phosphorus remains a real puzzle for astronomers. Specialized space ...

The Andromeda Galaxy is hurtling towards us at an incredible speed of 250,000 miles per hour! That’s fast enough to cover the distance between the Earth ... with the Milky Way, resulting in ...

The European Space Agency’s Gaia mission has almost completely depleted the cold gas propellant that kept it spinning and ...

Everything you need to know about Kielder Observatory, including what to see, whether the Milky Way is visible and where to ...

Video Back Videos home Signature collection Essentials collection Artificial Intelligence ...

Find Earth Planet Sun stock video, 4K footage, and other HD footage from iStock. Get higher quality Earth Planet Sun content, for less—All of our 4K video clips are the same price as HD. Video Back ...

Astronomers have discovered an extraordinary new giant radio galaxy with plasma jets 32 times the size of our Milky Way.

A radio telescope in South Africa has unearthed a giant galaxy—dubbed a "cosmic megastructure"—with plasma jets that measure ...

Hubble revealed a universe of galaxies that existed beyond ours — but he couldn't have done it without a little help.

Using the James Webb Space Telescope, astronomers have captured the dynamic process of carbon-rich dust formation around Wolf ...

Image: CfA/Mel Weiss Astronomers have detected a mid-infrared flare from the supermassive black hole at the heart of the Milky Way galaxy for the very first time, and it’s shedding new light on ...