The Astrophysical Journal

Earth's atmosphere may hold key to detecting alien life, says study

The new findings on how life evolves in different atmospheres could lay the foundation for scientists to interpret early biosignatures and signs of life on Earth-size exoplanets.

Feb 20, 2018, 17:25 PM IST

The host star of seven exoplanets, TRAPPIST-1 is older than our own solar system!

It is unclear what this older age means for the planets' habitability.

Aug 12, 2017, 18:46 PM IST

Earth is special, indeed

The team discovered that if you bring the model forward 13.8 billion, none of the known 700 quintillion possible planets look like Earth.  

Feb 21, 2016, 15:26 PM IST

Volunteer programmers help find mysterious black holes

The methods of the Virtual Observatory were applied in the research, and all the conclusions were obtained exclusively with the use of publicly available data and, therefore, can be confirmed from any computer with Internet access.

Jan 24, 2016, 12:00 PM IST

When Jupiter bumped giant planet out of solar system

For years, scientists have suspected the ouster was either Saturn or Jupiter.

Nov 01, 2015, 13:39 PM IST