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
On June 10, 2021, the European Space Agency (ESA) announced the selection of EnVision as its newest medium-class science mission. EnVision will make detailed observations of Venus to understand its history and especially ...
Planetary Sciences
Jun 10, 2021
1
12
After proving powered, controlled flight is possible on the Red Planet, NASA's Mars Ingenuity helicopter has new orders: scout ahead of the Perseverance rover to assist in its search for past signs of microbial life.
Space Exploration
Apr 30, 2021
13
12241
NASA's Ingenuity Mars Helicopter could make its first flight over the Red Planet as soon as Monday, the US space agency reported, following a delay of more than a week due to a possible technical issue.
Space Exploration
Apr 18, 2021
13
224
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
The helicopter that NASA has placed on Mars could make its first flight over the Red Planet within two days after a successful initial test of its rotors, the US space agency said Friday.
Space Exploration
Apr 10, 2021
7
5854
Leo pulls on a shiny, silver suit and places the helmet gingerly over his head before marching with the other budding astronauts towards their spaceship.
Space Exploration
Mar 21, 2021
2
1351
An international team of researchers studying seismic data collected by NASA's Insight spacecraft has used the data to calculate the size of Mars' core. The group plans to discuss their findings at this year's Lunar and Planetary ...
Billions of years ago, the Red Planet was far more blue; according to evidence still found on the surface, abundant water flowed across Mars and forming pools, lakes, and deep oceans. The question, then, is where did all ...
Planetary Sciences
Mar 16, 2021
9
3230
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
