The discovery of salty mineral evaporites on Ryugu indicates that watery environments may have been widespread in the early ...

A twisting, whirling streamer of plasma escaping the sun in the aftermath of a coronal mass ejection (CME) has been captured ...

We often focus on space observatories that peer beyond Earth. But the vast majority of satellites stare right back at us.

Scientists are using an array of instruments to detect other planets, some of which may harbor life—and others that most ...

An international team of researchers from the SETI Institute, Lockheed Martin Solar and Astrophysics Lab (LMSAL), Bay Area ...

A NASA mission, IMAP, will investigate and map the sun's particles and energy across the entire heliosphere, using a ...

Most solar companies set the price according to the solar system's wattage. A solar installation's “cost per watt” is a little like the “price per square foot” when you buy a house.

New research suggests that a binary pair of Kuiper Belt objects, known as the Altjira system, is actually made up of three separate bodies orbiting one another in a complex triad. This rare ...

"These objects really could be anywhere in the solar system at any given time." One million alien visitors from another star system could already be lurking in the solar system. We aren't talking ...

Our solar system passed through a vast wave of gas and dust around 14 million years ago, dimming Earth’s view of the night sky. The wave may even have left traces in our planet’s geological ...