Scientists using a NASA space telescope have discovered a tantalizing world. It's about the size of Earth, sits remarkably close to our solar system, and could be comfortable for life as we know it.

This exoplanet transit shows background stars that could be biasing calculations of the exoplanet's size. Credit: Nikolai Berman/UC Irvine New research suggests that scientists (and their computer ...

A new study modeled the chemistry of TOI-270 d, an exoplanet between Earth and Neptune in size, finding evidence that it could be a giant rocky planet shrouded in a thick, hot atmosphere. TOI-270 d is ...

A new catalog of 126 worlds beyond the solar system contains a cornucopia of newly discovered planets — some have extreme and exotic natures, but others could potentially support life as we know it.

The recent discovery of an exoplanet just 20 light-years away has sparked intrigue and debate among the scientific community. The planet exhibits a startling similarity to Earth, including the ...

Determining the size of an Earth-size exoplanet by the amount of starlight it blocks hundreds of light-years away once was the realm of science fiction. Measuring the mass of such a small planet based ...

Gliese 12 b is tantalizingly close and moderately warm, situated just 40 light-years away around a red dwarf star. When you purchase through links on our site, we may earn an affiliate commission.

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"Are we unusual? The jury is still out on that one, but our new mass catalog represents a major step toward answering that question." When you purchase through links on our site, we may earn an ...