While our solar system is a fascinating place on its own, exoplanets are even more of a mystery. And one exoplanet in particular is something quite new.

A new study examines how much material from the closest star system to Earth will end up in orbit around the Sun, and how ...

Although the occurrence climaxed on Jan. 21 with a conjunction—close alignment—of Saturn and Mercury, the planetary parade ...

Astronomers at NASA have caught a glimpse of a star system whipping through space at an unprecedented speed. While the system ...

Oumuamua and Comet Borisov in 2017 and 2019, respectively, created a surge of interest. What were they? Where did they come ...

Astronomers may have discovered a scrawny star bolting through the middle of our galaxy with a planet in tow. If confirmed, ...

Wolf 359’s extreme radiation and frequent X-ray flares make life-sustaining atmospheres on nearby planets highly unlikely, ...

NASA’s OSIRIS-REx mission delivered samples from asteroid Bennu, revealing crucial molecules linked to life, including amino ...

and chances to attain sightings of all the planets of our solar system before the month’s end. The other planets easy to see with the naked eye are Saturn, of magnitude +1.1, 11° to 22° below and a ...

Researchers hailed the planet as an “invaluable test case” for space projects looking to detect signs of life outside our solar system. “With its location in a habitable zone and relatively ...

For a few brief evenings around February 28, every planet in our solar system will be visible at once, with Mercury making a cameo in the planetary parade which is running all this month and next.

This hypothesis has recently been shared by researchers Garett Brown, Hanno Rein, and Renu Malhotra, who suggest that such an event could explain the unusual orbits of planets in our solar system.