News tagged with sky surveys

Strange galaxy perplexes astronomers

With the help of citizen scientists, a team of astronomers has found an important new example of a very rare type of galaxy that may yield valuable insight on how galaxies developed in the early Universe. ...

Dec 02, 2014
4.3 / 5 (22) 4

New survey begins mapping nearby galaxies

A new survey called MaNGA (Mapping Nearby Galaxies at Apache Point Observatory) has been launched that will greatly expand our understanding of galaxies, including the Milky Way, by charting the internal ...

Aug 18, 2014
4.8 / 5 (12) 1

The Sloan Digital Sky Survey expands its reach

The Sloan Digital Sky Survey (SDSS) has launched a major program of three new surveys, adding novel capabilities to expand its census of the Universe into regions it had been unable to explore before.

Jul 16, 2014
5 / 5 (4) 0

Mining data archives yields haul of 'red nuggets'

The world of astronomy has changed. An astronomer used to have to travel to a remote location and endure long, cold nights, patiently guiding a telescope to collect precious photons of light. Now, a proliferation ...

Jun 11, 2014
4.4 / 5 (9) 1

Cosmologists weigh cosmic filaments and voids

(Phys.org) —Cosmologists have established that much of the stuff of the universe is made of dark matter, a mysterious, invisible substance that can't be directly detected but which exerts a gravitational ...

Apr 17, 2014
4.2 / 5 (35) 20

Supernova cleans up its surroundings

(Phys.org) —Supernovas are the spectacular ends to the lives of many massive stars. These explosions, which occur on average twice a century in the Milky Way, can produce enormous amounts of energy and ...

Apr 10, 2014
5 / 5 (7) 0

First 2014 asteroid discovered: Update

(Phys.org) —Several sources confirm that the first discovered asteroid in 2014, designated 2014 AA, entered Earth's atmosphere late Jan. 1 (Jan. 2 Universal time) over the mid-Atlantic Ocean. The Catal ...

Jan 06, 2014
4.8 / 5 (4) 0 | with audio podcast