One large Milky Way galaxy or many galaxies? 100 years ago, Edwin Hubble settled astronomy's 'Great Debate'
A hundred years ago, astronomer Edwin Hubble dramatically expanded the size of the known universe. At a meeting of the ...
Astronomy on MSN3d
Astronomers find the most distant supernova yet
JWST revealed a massive star that ended its life in an explosion when the universe was just a cosmic toddler.
American Astronomical Society Calls On Nations To Ban Advertising In Space
The American Astronomical Society is calling on all nations to ban advertising in space that can be seen from the ground. Their concern is that "obtrusive ...
On this date: Noted Saturn observer, moon discoverer dies
On this date, Jan. 29, 1859, American astronomer William Cranch Bond died. Cranch and his son, George Phillps Bond, ...
The Star That Proved the Universe Is Bigger Than We Imagined
Pinpointing a Milepost Marker Star that Opened the Realm of Galaxies At the dawn of the 20th century, astronomers faced a ...
Arizona Daily Star6d
Tucson doctor wins national award for his second act as amateur astronomer
A retired Tucson heart doctor won a national amateur astronomy award for helping University of Arizona scientists detect some ...
Space.com17h
SpaceX Starlink satellite sparks brilliant fireball as it falls from space over US (videos)
The Starlink satellite reentry sparked at least 62 fireball reports to the American Meteor Society, which shared images and ...
Bizcommunity8h
Space advertising faces strong opposition as scientists sound alarm
One of the more pressing challenges is that no known mitigation strategy exists to prevent space advertising from interfering ...
Space on MSN6d
A young star may soon disappear: Inside the great dimming of T Tauri
One of the most notable baby stars in the galaxy, T Tauri, could be about to vanish from sight for decades as a thick, ...