Here’s what you should know when you go outside to see for yourself: Yes, the planets are indeed lined up across our sky. No, ...

ESA's Mars Express orbiter captured footage of the Mars' moon Deimos pass in front of Ganymede, Europa, Jupiter, Io and Callisto (in that order). Credit: Space.com | footage credit: ESA/DLR/FU Berlin ...

Watch a bright Moon dominate the sky, trace the Winter Hexagon, and continue enjoying the evening parade of planets in the ...

Venus, Jupiter, and Mars dominate the sky. Catch your last views of Saturn as early in the month, the Moon passes in front of ...

I pick out North America’s celestial highlights for the week ahead (which also applies to northern hemisphere mid-northern ...

It's called HD 189733 b, and is around 11% bigger than Jupiter. From the outside ... a year lasts 365 days as our planet whirls around the Sun – but it takes just 2.2 days for HD 189733 b ...

Don't put your binoculars away just yet, the planet parade continues through February. Here's which planets will be visible ...

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

Three months after its launch from NASA's Kennedy Space Center in Florida, the agency's Europa Clipper has another 1.6 ...

Just east of Betelgeuse is the fine binocular cluster NGC 2244. But the much fainter Rosette Nebula that lies around the ...

A person shines a flashlight into the night sky on Feb. 3, 2025. (Photo by Patrick Pleul/picture alliance via Getty Images) Social media has been abuzz about the ongoing alignment of planets, with ...