A new probe in development known as GIRO represents a low-cost step toward unlocking the secrets of exoplanets, all through ...

Leo sees action as both Mars and Comet Schwassmann-Wachmann 1 move through; plus, spot galaxies and noctilucent clouds in the sky this week.

The James Webb Space Telescope (JWST) has discovered that a hazy sky over frozen Pluto is helping to cool the dwarf planet's ...

Scientists using NASA's Hubble Space Telescope went looking for evidence of one phenomenon and found quite another.

Wisconsin is an ideal place to travel this summer, with hikes, beaches, museums, and history sure to delight everyone in the ...

NASA’s New Horizons mission has taken humanity closer than ever to understanding the mysterious dwarf planet, Pluto. In 2015, ...

NASA’s most recent photos of Pluto, captured by the New Horizons spacecraft, have revealed some of the most intriguing and ...

James Webb Space Telescope observations suggest Pluto’s atmosphere is unlike any other in the solar system, confirming a 2017 ...

As a result of the International Astronomical Union’s 2006 demotion of Pluto from planet to dwarf planet, our solar system ...

Scientists have unlocked one of the solar system's many secrets from an unexpected source: a planetarium show.

A possible new dwarf planet has been discovered at the edge of our solar system, so far-flung that it takes around 25,000 ...