Stellar Evolution
Hubble Vision: Galaxy DDO 68 – Young Or Old?
Only astronomers know for sure... Or do they? In this assembly of images taken with Hubble's Advanced Camera for Surveys,…
Did Wild Weather — Or A Companion — Cause Eerie Infrared Glow From This Baby Star?
Watch out! Carbon monoxide gas is likely fleeing the disk of a young star like our Sun, producing an unusual…
Wow! Water Ice Clouds Suspected In Brown Dwarf Beyond The Solar System
What are planetary atmospheres made of? Figuring out the answer to that question is a big step on the road…
Radio Telescopes Resolve Pleiades Distance Debate
Fall will soon be at our doorstep. But before the leaves change colors and the smell of pumpkin fills our…
Fingerprint From a First-Generation Star?
The young universe was composed of a pristine mix of hydrogen, helium, and a tiny trace of lithium. But after…
Weird X-Rays: What Happens When Eta Carinae’s Massive Stars Get Close?
While the stars appear unchanging when you take a quick look at the night sky, there is so much variability…
What Sparked Star Explosion 2014J? NASA Telescope Seeks Clues
X marks the spot: after probing the area where a star used to be, in X-rays, astronomers have been able…
Diamond Pinpricks: Gorgeous Shot Of Star Group That Once Baffled Astronomers
Is this group of stars belonging to one generation, or more? That's one of the things that was puzzling astronomers…
Can A ‘Planet-Like Object’ Start Its Life Blazing As Hot As A Star?
Nature once again shows us how hard it is to fit astronomical objects into categories. An examination of a so-far…
Deep Astrophoto of LDN 673: The Place Where Stars are Born
What a stunning view of this dark region of space! This image, by astrophotographer Callum Hayton shows LDN 673, a…