Picture the space around Earth filled with tens of thousands of communications satellites. That scenario is slowly coming into being, and it has astronomers concerned. Now, a group of astronomers has written a paper outlining ...
Space Exploration
Feb 12, 2020
0
41
Astronomers seeking to learn about the mechanisms that formed massive black holes in the early history of the Universe have gained important new clues with the discovery of 13 such black holes in dwarf galaxies less than ...
Astronomy
Jan 6, 2020
3
1620
When the U.S. government shuts down, much of the science that it supports is not spared. And there is no magic light switch that can be flipped to reverse the impact.
Political science
Jan 14, 2019
1
4
This week, the American Astronomical Society is meeting in Seattle, but no one from NASA is attending.
Other
Jan 9, 2019
0
9
Blue asteroids are rare, and blue comets are almost unheard of. An international team led by Teddy Kareta, a graduate student at the University of Arizona's Lunar and Planetary Laboratory, investigated (3200) Phaethon, a ...
Space Exploration
Oct 24, 2018
20
153
More than 30,000 celestial images that were all but lost to science are about to find their way back into researchers' hands thanks to the efforts of thousands of citizen scientists. The photographs, radio maps, and other ...
Astronomy
Oct 10, 2018
0
53
The sun's activity waxes and wanes periodically and holds sway over our space environment. Sunspots, strongly magnetized blotches on the solar surface, sometimes release fierce storms in space that severely impact our satellite ...
Astronomy
Jul 13, 2018
0
8
In 2015, Jorryt Matthee thought he discovered an extremely distant galaxy called CR7, which lacked elements heavier than helium. Three years later, he shows with measurements using the ALMA telescope that the galaxy does ...
Astronomy
Jul 2, 2018
0
20
Researchers from the University of the Witwatersrand in South Africa (Wits) and the University of Grenoble Alpes in France have mapped out regions where exoplanets can exist within triple star systems.
Astronomy
Jun 13, 2018
1
74
In humanity's search for life outside our Solar System, one of the best places scientists have considered is Alpha Centauri, a system containing the three nearest stars beyond our Sun.
Astronomy
Jun 7, 2018
0
59
