Stars
Is That Planet Habitable? Look To The Star First, New Study Cautions
Finding Earth 2.0, in the words of noted SETI researcher Jill Tarter, is something a lot of exoplanet searchers are…
Double Star Fomalhaut May Actually Be A Triplet!
Fomalhaut is a really cool place to study. The naked-eye star (the brightest star in the constellation Piscis Austrinus) has a…
Double Vision: Scientists Spot An Elder ‘Twin’ To the Sun
If you want a picture of how you'll look in 30 years, youngsters are told, look at your parents. The…
Flicker… A Bright New Method of Measuring Stellar Surface Gravity
A simple, yet elegant method of measuring the surface gravity of a star has just been discovered. These computations are…
The Astronomy of the Dog Days of Summer
Can you feel the heat? It’s not just your imagination. The northern hemisphere is currently in the midst of the…
Astronomers See Snow … In Space!
There's an excellent chance of frost in this corner of the universe: astronomers have spotted a "snow line" in a…
Earth’s Gold Came From Colliding Stars
Are you wearing a gold ring? Or perhaps gold-plated earrings? Maybe you have some gold fillings in your teeth... for…
Water-Trapped Worlds Possible Around Red Dwarf Stars?
Hunters of alien life may have a new and unsuspected niche to scout out. A recent paper submitted by Associate…
What Happens When Stars Collide? In This Case, A Newly Observed Kind of Pulsating Star
It sure would be interesting to watch two stars run into each other -- from a safe distance, of course.…
Closest Star to the Sun
You probably know that the Sun is the closest star to us, but what is the closest star to the…