Sky This Week is brought to you in part by Celestron. Friday, February 20Once the waxing Moon sets this evening, its ...

Six planets will line up in a rare "planetary parade" this month - but spotting them all won't be easy.

A new study hints that Saturn's largest moon, Titan, was created around 400 million years ago, when two massive moons smashed ...

Six planets will form a cosmic lineup Feb. 28 — here’s why the rare sight may be harder to spot than you think.

6 planets will align in a 'planet parade' Saturday, Feb. 28, 2026, shortly after sunset. Here's which planets you might see and how to best view them.

Updated measurements from NASA’s Juno spacecraft could help researchers better understand the planet's mysterious interior, ...

Six planets are above the horizon this weekend — but only two are obvious to the naked eye. Here’s what you’ll really see after sunset and when to look.

Jupiter’s moons are among the most fascinating worlds in the solar system, but reaching them is a monumental challenge. This exploration explains how far these moons really are, how long spacecraft ...

Gas giants are large planets mostly composed of helium and/or hydrogen. Although these planets have dense cores, they don't ...

The curious minds at What If explore a scenario where Jupiter grows massive enough to swallow every planet, revealing the cosmic domino effect such a gargantuan transformation would have on our solar ...

Six Planet Parade: For those hoping for a dramatic celestial alignment, the six planet parade offers a subtle rather than spectacular show. With clear skies and timely viewing, this weekend provides ...

Between 7 satellite fly-bys and 2 dedicated missions, you'd think our knowledge about Jupiter would be pretty solid, but we're still learning more.