A super-Earth planet that dips in and out of its star's habitable zone has been discovered just 19.7 light-years away.

Arrival in early-to-mid December 2028 would place the spacecraft at Mars during northern hemisphere spring, providing ...

UK researchers have confirmed the existence of a “super Earth” located 20 light-years away that could reveal the existence of ...

Astronomers mistook a Tesla Roadster that was launched into orbit in 2018 for an asteroid earlier this month. The registry of ...

NASA has outlined its strategic goals for low Earth orbit, aiming to enhance microgravity research, foster international partnerships, and prepare for future deep-space missions. As the International ...

Our Solar System is a carefully balanced celestial dance held together by a virtually perfect balance of gravity and inertia.

A planet that may support alien life has been discovered less than 20 light-years away from Earth - and it's believed to ...

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

An object eight times the mass of Jupiter may have swooped around the sun, coming superclose to Mars' present-day orbit ...