milky way
What Is the Name Of Our Galaxy?
Since ancient times, humans have looked up at the bright band in the night sky and called it the Milky…
How Much Stuff is in a Light Year?
Determining how much stuff is a single light year is daunting, considering how big the Milky Way is. But doing…
Saturn Rides Bareback On The Galactic Dark Horse
Yippy-ki-yay! Saturn rides the back of a prancing pony across the evening sky. See it the next clear night.
What Was Cosmic Inflation? The Quest to Understand the Earliest Universe
The Big Bang was a tremendous theory, but it had a few problems. In 1980 Alan Guth developed the revolutionary…
Star-travel 5 Million Years Into The Milky Way’s Future
A new video based on ESA's Gaia Mission lets you gaze into the crystal ball and watch the Milky Way…
Do I Believe in UFOs?
Everyone always wants to know if I believe in aliens. They really want to know if I believe in UFOs,…
Watch Stars Orbit The Milky Way’s Supermassive Black Hole
Watch several dozen stars in the center of our galaxy circle a massive, black "nothing."
Weekly Space Hangout – February 3, 2017: Meredith Rawls & the LSST
Host: Fraser Cain (@fcain) Special Guest: Meredith Rawls Meredith is a Postdoctoral Researcher in the Department of Astronomy at the…
What is a Nova?
We’ve talked about supernovae plenty of times, but what about just regular, plain old novae? What are they, and how…
Where Are All The Alien Robots?
As you know, I’m obsessed about the Fermi Paradox. Where are all the aliens? But an even stranger question is:…