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

There's nothing innate about the Earth or its atmosphere that marks the boundaries of low Earth orbit. This is a distinction ...

Scientists have calculated the Earth to be 4.54 billion years old, with an uncertainty of 50 million years on either side.

Why does Jupiter look like it has a surface – even though it doesn’t have one? – Sejal, age 7, Bangalore, India ...

"The findings not only provide further evidence to support the theory of a Martian ocean but also present, for the first time ...

Ceres, with its heavily cratered and dimpled surface, appeared to be a dry, rocky body. Previous observations suggested that ...

If you didn't know, Jupiter has no solid ground – no surface, like the grass or dirt you tread here on Earth. Let's explain ...

Scientists have developed a new method to compute how tides affect the interiors of planets and moons. Importantly, the new ...

Even from space, you wouldn’t detect something important about Earth’s shape: It’s not perfectly round. It’s actually a ...

Helioseismology probes the Sun's interior by analyzing the waves that travel through it, while spectroscopy reveals the surface composition based on ... understanding what element abundances in giant ...

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