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 ...

Neptunes, which are exoplanets whose size is between Earth and Neptune, teach astronomers about exoplanet formation and evolution? This is wha | Space ...

Researchers using the Hubble Space Telescope have discovered water vapor in the atmosphere of planet K2-18b, located about ...

A Southwest Research Institute-led study modeled the chemistry of TOI-270 d, an exoplanet between Earth and Neptune in size, ...

All in all, these records show that Earth's global average temperature has increased by about 1.8 F (1 C) since the ...

From its name to its glow in the night sky, Venus has long been associated with beauty. But beneath its soft cloud cover lies one of the most hostile environments in our solar system. With surface ...

Researchers at Washington University in St. Louis have run new calculations, suggesting that Venus' outer crust could be experiencing convection—a process where heated material rises and cooler ...

NASA has discovered a new world, named Gliese 12 b. It is roughly the size of Earth, lies in the habitable zone, and orbits every 12.8 days.

Astronomers have revealed an exoplanet called Enaiposha to be a one-of-a-kind "super Venus" whose carbon-dioxide-rich ...

Multiple plans exist to explore Mars in the coming decades using robotic and crewed missions. The ultimate goal of these ...

Right after launching, a bunch of satellites heading to join the megaconstellation looks like a string of moving stars going ...

Planets' temperatures are largely influenced by their structural characteristics and proximity to the Sun, however, Venus ...