Earth

Solar System, The Sun

Ask Astro: What will happen to Earth when the Sun dies?

Human Spaceflight, Solar System, Space Exploration

What does Earth really look like?

Solar System

What would happen if Earth stopped spinning?

Solar System, The Moon

There might be remnants of an ancient planet buried inside Earth

Solar System

Earth has been hiding a fifth layer in its inner core

Solar System, The Moon

Ask Astro: What happened after the giant impact that created the Moon?

Alien Life, Exoplanets, Planets, Solar System

The Beginning to the End of the Universe: Looking for life in the universe

Alien Life, Exoplanets, Planets, Solar System

The Beginning to the End of the Universe: The origins of life on Earth

Exoplanets, Planets, Solar System

Venus was once more Earth-like, but climate change made it uninhabitable

Alien Life, Exoplanets, Planets, Solar System

What would Earth look like to alien astronomers?

Solar System

How do we know what’s deep inside Earth?

Solar System, The Moon

The Moon’s ancient magnetic field helped protect the young Earth