One Asteroid Strike May Have Reshaped an Entire Martian Moon
A single asteroid strike may have carved Deimos’ southern depression and spread a thick layer of debris across…
WHAT’S UP IN THE SKY: When dust gets in your skies | Astronomy
Today: Every star rotates. Our Sun takes a little less than one Earth month to rotate once on…
WHAT’S UP IN THE SKY: Microwaves from outer space | Astronomy
Today: Let’s learn about Capella. It is the fourth brightest star we can see in Ellensburg. It is…
Neptune’s Moon Nereid May Be Lone Survivor of an Ancient Cosmic Massacre
The farthest planet from the Sun has a rather strange collection of moons in its orbit. That may…
Helio and You: Seasons on Earth, Mars, and Beyond
Earth has four seasons – spring, summer, fall, and winter. Other planets (including Jupiter and the other giant…
The Weirdest Moons In Our Solar System
We used to think moons were the boring sidekicks of the solar system. For decades, we treated them…
New moons have been discovered orbiting Jupiter and Saturn
ⓘ Placidplace – Pixabay An artist’s illustration showing Saturn’s rings and several moons. Astronomers have discovered new moons…
Discovering Subsurface Oceans on Jupiter’s Moons: A New Frontier in the Search for Life
For much of modern astronomy, the search for life beyond Earth focused on planets orbiting within the so-called…
Uranus’s Small Moons Are Dark, Red, and Water-Poor
The solar system’s oddball planet has some pretty odd moons, too. The first infrared spectra of Uranus’s small…
Jupiter’s volcanic moon Io is burning much hotter than expected
Jupiter’s volcanic moon has always felt like a place that tests your sense of what a world can…
An incredible phenomenon, occurring every 15 years, has been observed on Saturn
Saturn is a planet that, like Earth, has an equinox. And this phenomenon recently occurred on the gas…
What Webb Is Teaching Us About Our Solar System
Episode description: NASA’s James Webb Space Telescope is hard at work answering our biggest questions about the birth…