Using known distances of 50 galaxies from Earth to refine calculations in Hubble's constant, a research team led by a University of Oregon astronomer estimates the age of the universe at 12.6 billion years.
Astronomy
Jul 27, 2020
15
648
New results from the NASA/ESA Hubble Space Telescope suggest the formation of the first stars and galaxies in the early Universe took place sooner than previously thought. A European team of astronomers have found no evidence ...
Astronomy
Jun 4, 2020
79
4611
Black holes aren't stationary in space; in fact, they can be quite active in their movements. But because they are completely dark and can't be observed directly, they're not easy to study. Scientists have finally figured ...
Astronomy
Apr 29, 2020
18
3267
Five days before NASA's Spitzer Space Telescope ended its mission on Jan. 30, 2020, scientists used the spacecraft's infrared camera to take multiple images of a region known as the California Nebula—a fitting target considering ...
Astronomy
Apr 17, 2020
0
443
Astronomers have used the National Science Foundation's Karl G. Jansky Very Large Array (VLA) and NASA's Spitzer Space Telescope to make the first measurement of wind speed on a brown dwarf—an object intermediate in mass ...
Astronomy
Apr 9, 2020
3
1177
The path of a light beam is bent by the presence of mass, as explained by General Relativity. A massive body can therefore act like a lens—a so called "gravitational lens"—to distort the image of an object seen behind ...
Astronomy
Mar 30, 2020
16
493
NASA is pulling the plug on one of its great observatories—the Spitzer Space Telescope—after 16 years of scanning the universe with infrared eyes.
Space Exploration
Jan 29, 2020
2
2905
The Tarantula Nebula, seen in this image by the Spitzer Space Telescope, was one of the first targets studied by the infrared observatory after its launch in 2003, and the telescope has revisited it many times since. Now ...
Astronomy
Jan 27, 2020
6
428
In the scorching atmosphere of exoplanet KELT-9b, even molecules are torn to shreds.
Astronomy
Jan 25, 2020
7
957
NASA's Transiting Exoplanet Survey Satellite (TESS) has discovered its first Earth-size planet in its star's habitable zone, the range of distances where conditions may be just right to allow the presence of liquid water ...
Astronomy
Jan 7, 2020
7
2309
