Imagine a sphere more than 2 million miles across - eight times the distance from Earth to the Moon - spinning so fast that its surface is traveling at nearly the speed of light. Such an object exists: the supermassive black ...
Astronomy
Feb 27, 2013
61
0
(Phys.org) —Astronomers have made an important measurement of the magnetic field emanating from a swirling disk of material surrounding the black hole at the center of our Milky Way Galaxy. The measurement, made by observing ...
Astronomy
Aug 14, 2013
11
0
When mapping the universe, it pays to have some smart programming. Experts share how machine learning is changing the future of astronomy.
Astronomy
Sep 4, 2018
1
156
Boasting half a kilometre in diameter, it is the largest telescope dish in the world to date. The 500-metre Aperture Spherical Radio Telescope (FAST), which has been under construction in the Guizhou Province in south-west ...
Astronomy
Jul 11, 2016
1
73
It's the first time a visitor from another star system has been seen nearby. But what is it? An asteroid, a comet … or an alien artifact?
Astronomy
Dec 5, 2018
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An international team of scientists has pushed the limits of radio astronomy to detect a faint signal emitted by hydrogen gas in a galaxy more than five billion light years away—almost double the previous record.
Astronomy
Jun 2, 2016
0
964
(PhysOrg.com) -- Proving that a lot of little things can go a long way, a group of astronomers have revealed plans to build and install a radio telescope array out of thousands of small inexpensive dishes, spread out over ...
The question of whether we're alone in the universe has haunted humankind for thousands of years, and it's one astronomer Jill Tarter has tried to answer for much of her life. Tarter, chair emeritus of the Center for SETI ...
Astronomy
Nov 2, 2018
6
574
It will be possible to use new astronomical mappings of hundreds of thousands of cosmic voids and galaxy clusters to test Einstein's theory of relativity by looking for small deviations in gravity at vast distances – a ...
General Physics
Jun 5, 2018
20
276
Astronomers have used the combined power of multiple astronomical observatories around the world and in space to discover a treasure trove of previously unknown ancient massive galaxies. This is the first multiple discovery ...
Astronomy
Aug 7, 2019
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