milky way
First-Time Solar System Mosaic From the Inside Out
[/caption] Say cheese! The MESSENGER spacecraft has captured the first portrait of our Solar System from the inside looking out. The…
Astronomy Without A Telescope – Situation Cloudy
[/caption] Most people agree that the Magellanic Clouds are in orbit around the Milky Way. What's not clear is whether…
The Zooniverse is Expanding: The Milky Way Project Begins Today
[/caption] From the folks that brought you the addictive citizen science projects Galaxy Zoo and Moon Zoo (among others), comes…
Fermi Telescope Finds Giant Structure in the Milky Way
[/caption] From a NASA press release: NASA's Fermi Gamma-ray Space Telescope has unveiled a previously unseen structure centered in the…
Missing Milky Way Dark Matter
[/caption]Although dark matter is inherently difficult to observe, an understanding of its properties (even if not its nature) allows astronomers…
The Milky Way Might Be Square
[/caption] Just like being stuck inside and not being able to see what the outside of your house looks like,…
Milky Way Sidelined in Galactic Tug of War
[/caption] From a Harvard-Smithsonian Center for Astrophysics press release: The Magellanic Stream is an arc of hydrogen gas spanning more…
The Hercules Satellite – A Galactic Transitional Fossil
[/caption] On Friday, I wrote about the population of the thick disk and how surveys are revealing that this portion…
The Thick Disk: Galactic Construction Project or Galactic Rejects?
[/caption] The disk of spiral galaxies is comprised of two main components: The thin disk holds the majority of stars…
Finding the Origin of Milky Way’s Ancient Stars
[/caption] From the Royal Astronomical Society Many of the Milky Way’s ancient stars are remnants of other smaller galaxies torn…