Satellite News

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.

Located less than 20 light years away, HD 20794d could potentially be one of the most Earth-like planets found so far, despite its extreme climatic variability.

A 196-foot-wide asteroid has a 1-in-83 chance of striking Earth in 2032. An expert tells Space.com where this asteroid could impact our planet and what level of destruction it could cause.

A “cosmic CT scan” performed by scientists using two very different cosmic surveys has revealed the cosmos is less clumpy and more complicated than we thought.

The unobstructed skies that gave Big Sky, Montana its name made for an appropriate setting for the release of two postage stamps depicting vistas visible to the James Webb Space Telescope.

The gigantic coronal hole is blasting high-speed solar wind toward Earth, potentially igniting vibrant auroras and minor geomagnetic activity on Jan. 31.

Computer algorithms can model the universe, matching simulations to observations and revealing the distribution of dark matter.

Boom Supersonic’s XB-1 demonstrator craft will break the sound barrier for the first time during a Jan. 28 test flight, and you can watch the action live.