White dwarfs were once normal stars similar to the sun but then collapsed after exhausting all their fuel. These interstellar remnants have historically been difficult to study. However, a recent study from Lund University ...
Astronomy
Mar 23, 2022
1
269
Led by the University of Bern, an international research team has discovered a sub-Neptune exoplanet orbiting a red dwarf star. The discovery was also made thanks to observations performed by the SAINT-EX observatory in Mexico. ...
Astronomy
Jan 7, 2022
1
364
A new analysis of known exoplanets has revealed that Earth-like conditions on potentially habitable planets may be much rarer than previously thought. The work focuses on the conditions required for oxygen-based photosynthesis ...
Astrobiology
Jun 23, 2021
2
256
There is a special group of tiny red beasts wandering across the Milky Way galaxy. They are red subdwarf stars that are 'aborigines' of the Milky Way and considered to be born in the galactic halo and thick disk.
Astronomy
May 19, 2021
0
129
In recent years there has been an exhaustive study of red dwarf stars to find exoplanets in orbit around them. These stars have effective surface temperatures between 2400 and 3700 K (over 2000 degrees cooler than the Sun), ...
Astronomy
Apr 16, 2021
4
10752
Orbiting a red dwarf star 41 light-years away is an Earth-sized, rocky exoplanet called GJ 1132 b. In some ways, GJ 1132 b has intriguing parallels to Earth, but in other ways it is very different. One of the differences ...
Astronomy
Mar 11, 2021
0
4564
During the past 25 years astronomers have discovered a wide variety of exoplanets, made of rock, ice and gas, thanks to the construction of astronomical instruments designed specifically for planet searches. Also, using a ...
Astronomy
Mar 4, 2021
12
2549
A new study using data from NASA's Chandra X-ray Observatory and Hubble Space Telescope gives new insight into an important question: how habitable are planets that orbit the most common type of stars in the Galaxy? The target ...
Astronomy
Oct 30, 2020
4
436
The nearest exoplanets to us provide the best opportunities for detailed study, including searching for evidence of life outside the solar system. In research led by the University of Göttingen, the RedDots team of astronomers ...
Astronomy
Jun 25, 2020
2
5314
Among the more than 4,000 known exoplanets, KOI-456.04 is something special: less than twice the size of Earth, it orbits a sun-like star. And it does so with a star-planet distance that could permit planetary surface temperatures ...
Astronomy
Jun 4, 2020
0
426
