terrestrial planets

An Earth-sized Exoplanet Found Orbiting a Jupiter-Sized Star

Red dwarf stars, also known as M-dwarfs, dominate the Milky Way's stellar population. They can last for 100 billion years…

3 weeks ago

White Dwarfs Could Support Life. So Where are All Their Planets?

Astronomers have found plenty of white dwarf stars surrounded by debris disks. Those disks are the remains of planets destroyed…

8 months ago

What’s the Best Way to Find Planets in the Habitable Zone?

Despite the fact that we've discovered thousands of them, exoplanets are hard to find. And some types are harder to…

8 months ago

A Rogue Earth and Neptune Might Have Been Found in Older Data

Scientists have found what appear to be rogue planets hidden in old survey data. Their results are starting to define…

1 year ago

To Take the Best Direct Images of Exoplanets With Space Telescopes, we’re Going to Want Starshades

The Journal of Astronomical Telescopes, Instruments, and Systems (JATIS) has released a special edition of papers dedicated to educating the…

3 years ago

Most Exoplanets won’t Receive Enough Radiation to Support an Earth-Like Biosphere

According to new research, most extrasolar planets do not get enough radiation to support photosynthesis, which places limits on how…

3 years ago

Some Stars Could Support as Many as 7 Habitable Planets

A new study by a team of astronomers and planetary scientists calculate that some stars could have as many as…

4 years ago

The Giant Planets in the Solar System Stunted the Growth of Mars

A new study by an international team of researchers indicates that Mars' growth was stunted due to the orbital instability…

6 years ago

How Many of Earth’s Moons Crashed Back Into the Planet?

A new study by an international team of scientists ventures that the Earth has had several moons in the past,…

6 years ago

How Long Can a Rocky World Withstand the Blasts From a Red Dwarf Star?

In a presentation at the Fall Meeting of the American Geological Union, a team of researchers showed how MAVEN data…

7 years ago