A NASA rover that launched from Florida detected electrical sparks igniting within small dusty tornadoes whirling on Mars' surface.

On a cold, thin-aired world where sound barely carries, a NASA rover has picked up something that should not be possible: the crackle of lightning on Mars. Instead of the deep, rolling thunder ...

A newly discovered exoplanet is rewriting the rules of what planets can be. Orbiting a city-sized neutron star, this ...

NASA's Perseverance rover has detected electrical sparks within dust devils on Mars for the first time. The rover's SuperCam instrument recorded dozens of audio clips of the discharges, which sound ...

When it launched the James Webb Space Telescope on Christmas Day in 2021, NASA advertised it as the most advanced that was ever made. Coincidentally, it is also the most expensive telescope ever made, ...

Three decades ago, in 1995, humankind discovered the first planet beyond the borders of our solar system. It's called 51 Pegasi b, and it spins around its main-sequence star (meaning not unlike our ...

Temperatures on the planet could make water theoretically possible. Astronomers are researching an Earth-like exoplanet that could contain water, according to NASA. The exoplanet, named TRAPPIST-1 e, ...