New evidence that all stars are born in pairs
Did our sun have a twin when it was born 4.5 billion years ago?
Did our sun have a twin when it was born 4.5 billion years ago?
Astronomy
Jun 14, 2017
40
5763
How did the Solar System's planets come to be? The leading theory is something known as the "protoplanet hypothesis", which essentially says that very small objects stuck to each other and grew bigger and bigger—big enough ...
Space Exploration
Jan 30, 2015
7
48
A new measurement of dark matter in the Milky Way has revealed there is half as much of the mysterious substance as previously thought.
Astronomy
Oct 9, 2014
144
0
Astronomers can't touch the stars they study, but astrophysicist Nia Imara is using 3-dimensional models that fit in the palm of her hand to unravel the structural complexities of stellar nurseries, the vast clouds of gas ...
Astronomy
Sep 3, 2021
9
586
A team of scientists from the National Space Institute at the Technical University of Denmark (DTU Space) and the Racah Institute of Physics at the Hebrew University of Jerusalem has linked large solar eruptions to changes ...
Earth Sciences
Aug 25, 2016
12
19
Electrically charged volcanic ash short-circuited Earth's atmosphere in 1815, causing global poor weather and Napoleon's defeat, says new research.
Earth Sciences
Aug 22, 2018
4
1206
Global average temperatures will rise at least 4°C by 2100 and potentially more than 8°C by 2200 if carbon dioxide emissions are not reduced according to new research published in Nature. Scientists found global climate ...
Earth Sciences
Dec 31, 2013
197
1
Black holes are often described as the monsters of the universe—tearing apart stars, consuming anything that comes too close, and holding light captive. Detailed evidence from NASA's Hubble Space Telescope, however, shows ...
Astronomy
Jan 19, 2022
6
355
For the first time, astronomers have detected the presence of complex organic molecules, the building blocks of life, in a protoplanetary disk surrounding a young star, suggesting once again that the conditions that spawned ...
Astronomy
Apr 8, 2015
78
6182
Computer simulations conducted by astrophysicists at Tohoku University in Japan, have revealed a new theory for the origin of supermassive black holes. In this theory, the precursors of supermassive black holes grow by swallowing ...
Astronomy
Jun 2, 2020
1
490