Because they are densely covered in dust, the regions in which stars are formed are particularly difficult to study. Now there is an impressive map.

Publications of the Astronomical Society of the Pacific, Vol. 133, No. 1029 (2021 November), pp. 1-9 (9 pages) Space-based observatories at the second Sun—Earth Lagrange Point (L2) offer a unique ...

Gaia, through parallax measurement and other readings, gives the closest look at the Milky Way Galaxy to date.

Don't miss the big stories. Like us on Facebook. Astronomers quickly become used to dealing with huge numbers. For example, in any one lecture, I might declare that the sun emits some 400 billion ...

Discover how astronomers use stellar parallax to navigate spacecraft in deep space without relying on Earth-based beacons.