Space

Explore the vast reaches of space and mankind’s continuing efforts to conquer the stars, including theories such as the Big Bang, the International Space Station, plus what the future holds for space travel and exploration.

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When December's moongazing rolls around, you'll want to take a look at the cold moon, an appropriate moniker if there ever was one.

By Valerie Stimac

Blood moons always bring out the stargazers though they aren't that rare. So what makes blood moons red? And do they differ from lunar eclipses?

By Valerie Stimac

The two passengers might not be human, but they have a job to do. They're manning Artemis I to be zero gravity indicators.

By Kristen Hall-Geisler

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UFOs and UAPs both refer to unidentified objects in the sky, but scientists prefer the term UAP. And that's because when we hear UFO, we automatically assume aliens.

By Allison Troutner

In 2022, the full moon, called the hunter's moon, will occur Oct. 9. Why is it called that and when can you see it?

By Valerie Stimac

Debris on Mars comes from three main sources: inactive spacecraft, discarded hardware and crashed spacecraft. What risk does this trash pose to current and future missions?

By Cagri Kilic

The solar system's largest planet will pass closest to Earth at the same time it's at opposition. That means it will be the biggest and brightest it's been in the sky in decades.

By Patty Rasmussen

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There are eight phases in the lunar cycle and the moon is in one of them every night. What are these phases of the moon?

By Valerie Stimac

After two failed launch attempts, NASA's Artemis I finally took flight early in the morning Nov. 16, 2022 after years of anticipation.

By Patrick J. Kiger

The August 2022 full moon is known as the sturgeon moon and it's extra-special this year as it's also a supermoon.

By Melanie Radzicki McManus

Nope, the "dog days" have nothing to do with your pooch lying around panting, but everything to do with the dog star, Sirius.

By Patty Rasmussen

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And this month's buck moon is extra-special because it is a supermoon!

By Valerie Stimac

The first image released by President Joe Biden shows a galaxy cluster as it appeared 4.6 billion years ago. But the telescope will look back billions more, even as far as the Big Bang.

By Sarah Gleim

Do you love looking at beautiful pictures of the night sky? How do space photographers get those shots? And could you join their ranks?

By Valerie Stimac

Surprisingly, the solar system isn't odorless — it has a distinct scent that some astronauts like and others think is stinky. So, what does it smell like and why?

By Valerie Stimac

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The Tau Herculids meteor shower was made of debris from the broken comet SW3 and produced a lot of shooting stars, but not quite the meteor shower that was hoped for.

By Valerie Stimac

University of Florida scientists used lunar soil collected during Apollo 11, 12 and 17 missions to successfully grow plants from seed. It's a first in human history and could help future space colonists grow food on the moon.

By Kimberly M. S. Cartier

Sonification is the process of taking data and turning it into sound. When it come to the universe we live in, scientists are finding that the sounds are definitely otherwordly and very beautiful.

By Valerie Stimac

Aldebaran is not just the brightest star in the constellation Taurus, it's also the 14th brightest star in the sky.

By Valerie Stimac

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If you imagine the eight major planets in a single line stretching out from the sun, this alignment occurs roughly every 13.4 trillion years. And our solar system is 4.5 billion years old.

By Valerie Stimac

The oldest megamaser ever measured, estimated to have been emitted some 5 to 6 billion years ago, was observed in 2022 from a radio telescope in South Africa.

By Valerie Stimac

Many people dream of climbing Mount Everest, but what if it were possible to scale the highest mountain in the solar system? That mountain is more than twice as tall as Everest! So, where is it?

By Valerie Stimac

An unplanned rocket booster crash into the surface of the moon will hopefully shed some light on the mysterious physics of planetary impacts.

By Paul Hayne

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Starship is a reusable spacecraft and second-stage rocket built by SpaceX. The end goal of the massive spaceship is to send humans to the moon and eventually to Mars.

By Valerie Stimac

Not sure what you're seeing in the night sky? Astronomy software such as Stellarium makes stargazing easier by helping to explain what you're seeing when you look at the stars.

By Valerie Stimac