The planet’s rotation fluctuates as it travels around the sun, and measurements suggest we’re losing more than a millisecond ...

"Eight minutes later, the orbiter started receiving data from the descent probe, which slammed into the top of the Jovian atmosphere at a comet-like speed of 170,000 kilometers per hour," NASA ...

What color is moonlight typically, and what other colors can moonlight look like from our perspective on Earth?

This gas giant has some really unique features that make it stand out. If you’re curious about space, learning a few things ...

Jupiter isn’t alone in this category; Saturn, Uranus, and Neptune are also gas giants, though Uranus and Neptune are often ...

Some objects were placed in space on purpose, symbolic gestures meant to inspire or amuse. Others were lost by accident, ...

Two icy moons of Jupiter, though neighboring and of similar size, exhibit radically different internal structures. A new ...

Stargazing in July hopefully promises warm nights in Wyoming. The highlight of July evenings is the prominent band of the ...

During his work on several historic missions, Casani rose through a series of technical and management positions, making an ...