Deaths of nearby massive stars may have played a significant role in triggering at least two mass extinction events in ...

New research suggests the violent explosions of dying stars may have caused two of Earth’s biggest mass extinctions millions ...

Astronomers have discovered four planets that are just a fraction of the mass of Earth orbiting Barnard’s Star, which is 6 ...

More than 60 years after the first debunked discovery of a planet orbiting Barnard’s Star, the closest single-star system to Earth, a pair of telescopes has revealed multiple rocky worlds around it ...

Using the now-retired Kepler space telescope, astronomers have discovered that larger planets grow up in more turbulent homes ...

A new study reveals that Earth's biomes changed dramatically in the wake of mass volcanic eruptions 252 million years ago.

Astronomers have confirmed the existence of four planets orbiting a star less than 6 light-years away with help from some of ...

The mass extinction that killed 80% of life on Earth 250 million years ago may not have been quite so disastrous for plants, ...

Astronomers have identified a quartet of small rocky planets orbiting Barnard's star - one of our closest stellar neighbors - ...

The rate of stars going supernova near Earth appears to match two mass extinctions -- 372 million years ago and 445 million ...