Astronomers using NASA's Hubble Space Telescope have measured the rotation rate of an extreme exoplanet by observing the varied brightness in its atmosphere. This is the first measurement of the rotation of a massive exoplanet ...
Astronomy
Feb 18, 2016
9
877
Eta Carinae, the most luminous and massive stellar system within 10,000 light-years, is best known for an enormous eruption seen in the mid-19th century that hurled at least 10 times the sun's mass into space. This expanding ...
Astronomy
Jan 6, 2016
1
770
Astronomers have used many different methods to discover planets beyond the solar system, but the most successful by far is transit photometry, which measures changes in a star's brightness caused by a mini-eclipse. When ...
Astronomy
Oct 31, 2015
1
1913
A team of NASA-funded scientists has solved an enduring mystery from the Apollo missions to the moon - the origin of organic matter found in lunar samples returned to Earth. Samples of the lunar soil brought back by the Apollo ...
Space Exploration
Oct 28, 2015
9
2089
Earth came early to the party in the evolving universe. According to a new theoretical study, when our solar system was born 4.6 billion years ago only eight percent of the potentially habitable planets that will ever form ...
Astronomy
Oct 20, 2015
30
3785
A new NASA computer simulation shows that dark matter particles colliding in the extreme gravity of a black hole can produce strong, potentially observable gamma-ray light. Detecting this emission would provide astronomers ...
Astronomy
Jun 23, 2015
151
3393
When you're blasting though space at more than 98 percent of the speed of light, you may need driver's insurance. Astronomers have discovered for the first time a rear-end collision between two high-speed knots of ejected ...
Astronomy
May 27, 2015
37
3837
A remote galaxy shining with the light of more than 300 trillion suns has been discovered using data from NASA's Wide-field Infrared Survey Explorer (WISE). The galaxy is the most luminous galaxy found to date and belongs ...
Astronomy
May 21, 2015
13
4329
Using data from orbiting observatories, including NASA's Spitzer Space Telescope, and ground-based facilities, an international team of astronomers has discovered an outburst from a star thought to be in the earliest phase ...
Astronomy
Mar 24, 2015
0
108
Eta Carinae, the most luminous and massive stellar system within 10,000 light-years of Earth, is known for its surprising behavior, erupting twice in the 19th century for reasons scientists still don't understand. A long-term ...
Astronomy
Jan 7, 2015
17
1776
