Michael Jaeger captured this recent image of Comet C/2025 A6 Lemmon. Used with permission. Comet Lemmon…
Category: Earth Sky
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…
‘Eye of Sauron’ blazar is source of a powerful cosmic jet
The Eye of Sauron is a striking image of the plasma jet in the blazar PKS…
Rare massive white dwarf was born when 2 stars collided
The Hubble Space Telescope has identified a rare massive white dwarf star 128 light-years away that…
New type of supernova, as a black hole triggers a star explosion
View larger. | Artist’s concept of a new type of supernova, showing the explosive interaction between…
Giant free-floating planets might have planets of their own
New research has found that rogue planets – planets that don’t orbit stars – could have…
Strange spiral in the night sky was a rocket fuel dump
View at EarthSky Community Photos. | Lorraine Boyd in Delmar, New York, spotted the strange spiral…
Surprisingly chaotic early universe had supersonic turbulence
This is a 3D view of clumps of gas in the center of a dark matter…