What planet is most like Earth? Reseachers have identified several exoplanets similar to our planet, but none that are an ...

Earth exoplanets orbiting M-dwarf stars, identifying specific candidates that may have retained detectable atmospheres.

The filters on NASA’s Roman Space Telescope Coronagraph Instrument’s Color Filter Assembly each block all but a specific color, or wavelength, of light. Many of the filters appear dark in this photo ...

Exoplanets are planets outside Earth's solar system. In 1995, a gas giant named 51 Pegasi b, which orbits a star similar to Earth's sun, etched its name in history as the first exoplanet ever ...

Discovered in 2011 by NASA's Kepler Space Telescope, TrEs-2b absorbs 99% of the light it is struck with and reflects only 1%, ...

Astronomers have identified four exoplanets orbiting Barnard’s Star, a red dwarf star just 6 light-years away from Earth. No, really, this time it’s for real! We have to emphasize this because ...

A rocky exoplanet outside the Earth's solar system may have an atmosphere, according to new evidence gathered by NASA researchers. The exoplanet, known as super-Earth TOI-561b, was discovered in 2020, ...

An exoplanet is what we call planets that exist outside of our own solar system. The first one was discovered in 1992, but as we get more powerful and precise telescopes and instruments, scientists ...