But the distance between Earth and Mars is constantly changing as they orbit the sun. In theory, the closest that Earth and Mars would approach each other would be when Mars is at its closest ...

The chances of an asteroid striking Earth within the next decade has doubled in a matter of weeks, according to NASA ...

Proponents of going to Mars see peril and opportunity in Elon Musk’s close relationship with Trump. Experts say just getting ...

A massive meteor strike on Mars sent shockwaves across the planet, revealing that some of its tremors weren’t tectonic but ...

Engaging articles, amazing illustrations & exclusive interviews Issues delivered straight to your door or device ...

"In about 1604, Johannes Kepler fitted an ellipse model of Mars' orbit to observations of Mars ... then the difference in this path can be traced out and allows you to measure the eccentricity ...

SpaceX has long set its sights on Mars, and has made the bold promise that they will land humans on Mars in 2029, which will eventually pave the path for chief executive officer Elon Musk’s plans for ...

The asteroid warning network is affiliated with the United Nations. Officials activate the IAWN when an asteroid bigger than ...

An object eight times the mass of Jupiter may have swooped around the sun, coming superclose to Mars' present-day orbit before shoving four of the solar system's planets onto a different course.