A hundred years ago, astronomer Edwin Hubble dramatically expanded the size of the known universe. At a meeting of the ...
The Hubble Space Telescope has provided the most detailed survey of the Andromeda galaxy, revealing new clues about its ...
While Andromeda, the closest galaxy to our Milky Way, is moving toward us, further measurements of other galaxies by Hubble and Belgian astronomer Georges Lemaître subsequently found that more ...
Pinpointing a Milepost Marker Star that Opened the Realm of Galaxies At the dawn of the 20th century, astronomers faced a ...
ESA’s decade-long Milky Way Gaia mapping mission still has tons of data to release over the next few years. Expect surprises.
A trio of astronomers from the University of Tokyo and Niigata University have found what they describe as "peculiar embedded ...
An ultra-deep image from the National Science Foundation's Dark Energy Camera reveals a wide variety of galaxies in the unusual Antlia Cluster.
Astronomers have achieved a groundbreaking feat by capturing the first clear image of a star in another galaxy. This ...
The newly discovered giant radio galaxy "Inkathazo." The glowing plasma jets, as seen by the MeerKAT telescope, are shown in red and yellow. The starlight from other surrounding galaxies can be ...