ESA’s Gaia Spacecraft Wraps Up Revolutionary Milky Way Mapping Mission
ESA’s decade-long Milky Way Gaia mapping mission still has tons of data to release over the next few years. Expect surprises.
earth1d
100 years ago: Edwin Hubble proved the Milky Way is not the only galaxy in the universe
In the 1920s, astronomers thought that the Milky Way was the entire universe. Hubble's discovery revealed a much bigger ...
earth3d
Two enormous "bubbles" discovered towering above and below our Milky Way galaxy
In the heart of our Milky Way galaxy, two gigantic "bubbles" extend roughly 50,000 light-years above and below the galactic ...
Gizmodo21d
Legendary Gaia Spacecraft Maps Entire Galaxy, Promptly Retires
Image: ESA/Gaia/DPAC, Stefan Payne-Wardenaar The European Space Agency’s Gaia mission has completed one of its major charges: delivering a map of the Milky Way galaxy, comprised of trillions of ...
One large Milky Way galaxy or many galaxies? 100 years ago, a young Edwin Hubble settled astronomy’s ‘Great Debate’
Hubble’s work pushed the field of astronomy forward, starting with his paper demonstrating that some objects exist outside ...
Knowridge8d
Astronomers spot a giant radio galaxy 32 times the size of the Milky Way
Astronomers have discovered a giant radio galaxy with plasma jets stretching an incredible 3.3 million light-years—32 times ...
Manchester Evening News23d
ESA spacecraft creating '3D map of the Milky Way' to be shut down
Gaia space telescope aimed to create an accurate and detailed 3D map of billions of stars in our galaxy and has flipped astronomers' understanding of the Milky Way on its head. After more than a ...
PBS1mon
Newly discovered galaxy could offer clues on Milky Way
Scientists have found the beginnings of a young universe that may offer insights into the beginnings of our own Milky Way Galaxy. Geoff Bennett and Miles O'Brien discussed why scientists are ...