Astronomers have found a system of seven Earth-sized planets just 40 light-years away. They were detected as they passed in front of their parent star, the dwarf star TRAPPIST-1. Three of them lie in the habitable zone and ...
Astronomy
Feb 22, 2017
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For the first time, astronomers from MIT and elsewhere have observed a star pulsing in response to its orbiting planet.
Astronomy
Feb 14, 2017
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802
(Phys.org)—The spiral galaxy NGC 5523 is believed to be an example of an isolated galaxy whose evolution was not influenced by other objects. However, a new study conducted by U.S. astronomers shows that the isolation of ...
Alone on the cosmic road, far from any known celestial object, a young, independent star is going through a tremendous growth spurt.
Astronomy
Jul 27, 2016
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500
On May 2, scientists from MIT, the University of Liège, and elsewhere announced they had discovered a planetary system, a mere 40 light years from Earth, that hosts three potentially habitable, Earth-sized worlds. Judging ...
Astronomy
Jul 20, 2016
7
996
(Phys.org)—An international team of astronomers led by Joshua Pepper of the Lehigh University in Bethlehem, Pennsylvania, has detected an extremely inflated sub-Saturn exoplanet orbiting a bright subgiant star. The newly ...
Planet formation is a complex and tumultuous process that remains shrouded in mystery. Astronomers have discovered more than 3,000 exoplanets—planets orbiting stars other than our Sun—however, nearly all are middle-aged, ...
Astronomy
Jun 20, 2016
2
621
An international team of astronomers, led by the University of Cambridge, has obtained the most detailed 'fingerprint' of a rocky planet outside our solar system to date, and found a planet of two halves: one that is almost ...
Astronomy
Mar 30, 2016
2
914
The last decade has seen a bonanza of exoplanet discoveries. Nearly 2,000 exoplanets—planets outside our solar system—have been confirmed so far, and more than 5,000 candidate exoplanets have been identified. Many of ...
Astronomy
Mar 29, 2016
2
506
By pushing the NASA/ESA Hubble Space Telescope to its limits astronomers have shattered the cosmic distance record by measuring the distance to the most remote galaxy ever seen in the Universe. This galaxy existed just 400 ...
Astronomy
Mar 3, 2016
158
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