View larger. | Artist’s concept of a black hole near its companion star. A new study…
Category: Earth Sky
Asteroid Bennu samples reveal dramatic solar system past
Technicians carrying samples of asteroid Bennu in 2023 when it was headed for a newly constructed…
New analysis closes in on mysterious source
Here’s the Wow! Signal detected by the Big Ear radio telescope at Ohio State University on…
All of the first stars might not have been massive
Stars form in the universe from massive clouds of gas. Recent study suggests not all of…
Could Ceres have been habitable? New research holds a clue
View larger. | NASA’s Dawn spacecraft captured this enhanced color view of the dwarf planet Ceres,…
An atmosphere on TRAPPIST-1 d? New observations say maybe
View larger. | Artist’s concept of TRAPPIST-1 d. New observations of the exoplanet by the James…
5 bright comets approaching Earth. Charts here!
Michael Jaeger captured this recent image of Comet C/2025 A6 Lemmon. Used with permission. Comet Lemmon…
New moon discovered orbiting inside distant Uranus’ rings
This story was originally published by the NASA Webb Mission Team. Edits by EarthSky. Editor’s note:…
Rare quadruple star system could unlock brown dwarf mystery
Artist’s impression of a quadruple star system against the backdrop of the Milky Way. On the…
Corals on Mars? NASA rover finds more remarkably weird rocks
View larger. | Corals on Mars? Curiosity used its Mars Hand Lens Imager (MAHLI) to photograph…