stars
What’s At The Center Of Our Galaxy?
Dr. Andrea Ghez has spent much of her career studying the region right around the center of the Milky Way,…
Astronomy Cast Ep. 332: Stellar Collisions
Out here in the Milky Way’s suburbs, stellar collisions are unheard of. But there are places in the galaxy where…
Watch Gaia Go From Lab to Launch in Two Minutes
In the early pre-dawn hours on December 19, 2013, with a rumble and a roar, a Soyuz rocket blazed through…
What a Star About to Go Supernova Looks Like
No, this isn't a distant view of the London Eye. This nebula with a giant star at its center is…
Super-sensitive Camera Captures a Direct Image of an Exoplanet
The world's newest and most powerful exoplanet imaging instrument, the recently-installed Gemini Planet Imager (GPI) on the 8-meter Gemini South…
When Is a Star Not a Star?
When it's a brown dwarf -- but where do we draw the line? Often called "failed stars," brown dwarfs are…
Virtual Star Party – December 1, 2013 – Dying Comets, Smashing Galaxies and Cosmic Bees
Hosts: Fraser Cain and Scott Lewis Astronomers: Gary Gonella, Roy Salisbury, Steven Coates, Tom Nathe, Stuart Foreman (more…)
Are There More Grains of Sand Than Stars?
This question comes from Sheldon Grimshaw. "I've heard that there are more stars in our Universe than there are grains…
The Stars of Orion Seen Blazing From Orbit
The mighty hunter soars above the atmosphere in this photo, taken by NASA astronaut Karen Nyberg currently living and working…