So, Earth's orbit only has a relatively tiny deviation from perfect circularity. But why is it so often shown as practically an egg shape? And how can we visualize the real situation? In order to ...

sending 24 satellites into orbit to expand its global internet network. The Falcon 9 rocket’s first stage returned to Earth, landing on the droneship "Just Read the Instructions," marking the ...

More objects are being launched into space than ever, and most are headed for low Earth orbit. This region of space has become increasingly crowded with launches from SpaceX and others that have ...

The International Space Station (ISS) orbits high above our heads, yet the pull of Earth's gravity never hauls the complex out of orbit and sends ... The size and shape of this curve depends ...

Earth's unusual orbit through hot and cold conditions tests the limits of tolerability for any known lifeforms.

An asteroid that orbited near Earth for a few months as a mini-moon may be a chunk of the moon that was blasted off by an impact thousands of years ago.

A new essay explores how ocean-floor mining oversights could help regulate space debris and mining on the Moon.<br /><br /> ...