Using NASA's Transiting Exoplanet Survey Satellite (TESS), an international team of astronomers has discovered a new ...

"In our solar system, the most massive moon is Ganymede, which is still extremely small compared to what we are inferring ...

The supposed "strange signals" were not mysterious at all, but commonly observed transit signals, according to NASA.

Exoplanet TOI 1227 b is being bombarded by x-rays from its host red dwarf star, causing it to “shrink from the size of ...

It may be made from a former star ...

A sizzling exoplanet caught by the James Webb Space Telescope is shedding its atmosphere and leaving behind two gigantic helium tails.

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An exoplanet discovered in 2020 contains the coldest temperatures ever measured on a planetary body, according to scientists. The planet, called WD 1856+534 b, is a gas giant exoplanet the size of ...

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 ...

At the beginning of the exoplanet age, the goals were fairly simple. The first was to find as many of them as possible to ...