This huge ball of stars—around 100 billion in total—is an elliptical galaxy located some 55 million light-years away. Known as Messier 89, this galaxy appears to be perfectly spherical; which is unusual for elliptical ...
Astronomy
Sep 4, 2023
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39
NASA's Scientific Balloon Program will take flight with eight planned launches from the agency's balloon launch facility in Fort Sumner, New Mexico, flying scientific experiments to a near-space environment via a football-stadium-sized ...
Space Exploration
Aug 9, 2023
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1
When astronomers use the NASA/ESA Hubble Space Telescope to study the deep sky, asteroids from our solar system can leave their marks on the captured pictures of far-away galaxies or nebulae. But rather than be annoyed at ...
Astronomy
Oct 15, 2019
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82
Next year marks the 20th anniversary of NASA's Chandra X-ray Observatory launch into space. The Crab Nebula was one of the first objects that Chandra examined with its sharp X-ray vision, and it has been a frequent target ...
Astronomy
Mar 14, 2018
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18
New observations of polarised X-rays from the Crab Nebula and Pulsar, published today in Scientific Reports, may help explain sudden flares in the Crab's X-ray intensity, as well as provide new data for modeling – and understanding ...
Astronomy
Aug 10, 2017
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6
Our sky is blanketed in a sea of stellar ghosts; all potential phantoms that have been dead for millions of years and yet we don't know it yet. That is what we will be discussing today. What happens to the largest of our ...
Astronomy
Sep 21, 2016
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19
A new movie from NASA's Chandra X-ray Observatory shows a sequence of Chandra images of the Crab Nebula, taken over an interval of seven months. Dramatic variations are seen, including the expansion of a ring of X-ray emission ...
Astronomy
May 16, 2011
6
0
(PhysOrg.com) -- A star's spectacular death in the constellation Taurus was observed on Earth as the supernova of 1054 A.D.
Astronomy
Nov 23, 2009
1
0
Exactly 30 years after the first historical observation of Crab nebula at TeV energies, which opened the era of TeV astronomy with the Imaging Atmospheric Cherenkov Technique (IACT), another advancement in IACT technology ...
Astronomy
May 14, 2019
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