As missions like NASA's Hubble Space Telescope, TESS and Kepler continue to provide insights into the properties of exoplanets (planets around other stars), scientists are increasingly able to piece together what these planets ...
Astronomy
Sep 11, 2020
3
708
The Milky Way is not alone in its neighborhood. It has captured smaller galaxies in its orbit, and the two largest are known as the Small and Large Magellanic Clouds, visible as twin dusty smears in the Southern Hemisphere.
Astronomy
Sep 9, 2020
10
729
An international team of astronomers has conducted spectroscopic and photometric observations of a cataclysmic variable (CV) known as V1460 Her. Results of the study indicate that the system consists of a fast-spinning white ...
Recent observations of Betelgeuse have revealed that the star's unexpected and significant dimming periods in late 2019 and early 2020 were most likely caused by the ejection and cooling of dense hot gases, and that the star ...
Astronomy
Aug 13, 2020
15
34373
Taking advantage of a total lunar eclipse, astronomers using NASA's Hubble Space Telescope have detected Earth's own brand of sunscreen—ozone—in our atmosphere. This method simulates how astronomers and astrobiology researchers ...
Astronomy
Aug 6, 2020
0
525
Half of all the calcium in the universe—including the very calcium in our teeth and bones—was created in the last gasp of dying stars.
Astronomy
Aug 5, 2020
1
524
An exploding white dwarf star blasted itself out of its orbit with another star in a "partial supernova" and is now hurtling across our galaxy, according to a new study from the University of Warwick.
Astronomy
Jul 14, 2020
5
4912
Astronomers using NASA's Hubble Space Telescope are finding that planets have a tough time forming in the rough-and-tumble central region of the massive, crowded star cluster Westerlund 2. Located 20,000 light-years away, ...
Astronomy
May 28, 2020
5
3700
What astronomers thought was a planet beyond our solar system has now seemingly vanished from sight, suggesting that what was heralded as one of the first exoplanets to ever be discovered with direct imaging likely never ...
Astronomy
Apr 20, 2020
15
891
Astronomers have found the best evidence for the perpetrator of a cosmic homicide: a black hole of an elusive class known as "intermediate-mass," which betrayed its existence by tearing apart a wayward star that passed too ...
Astronomy
Mar 31, 2020
11
1372
