All Space Articles

This month Jupiter is entering conjunction which means it's the last chance this year to catch a glimpse of the largest planet in our solar system.

The Geminids are one of the most spectacular annual meteor showers, with up to 120 meteors per hour visible during peak. You can see it on Sunday, December 13 through night all the way up until dawn on Monday.

Our friends at Lowell Observatory are serving up our solar system on a platter live!

There aren’t a lot of telescopes that are also movie stars. In fact, I can think of only one: the famed Arecibo Observatory in Puerto Rico.

So you may have heard the news by now that an asteroid is hurtling towards the Earth.

There's something really, really big in the middle of our Milky Way galaxy — one of the largest structures ever observed in the region, in fact.

In honor of Women's History Month, we're celebrating the achievements of women around the globe and throughout history. From the pages of The Explorers Journal, we're sharing stories from four women who broke boundaries in exploration, research, and science. In our final spotlight, meet the first American woman to walk in space and to reach the deepest known point in the ocean, Dr. Kathy Sullivan.

Pluto is the black sheep of the planets in our solar system and it looks like astronomers aren’t sure how long Pluto will remain in its present orbit.

Astronomers from Lowell Observatory in Flagstaff, Arizona celebrate the 30th Anniversary of the Hubble Space Telescope with personal stories from their research.

I’m going to start this off by telling you that we’re not sure if cosmic strings exist.But if they did, it would be awesome.

The richest man in the world announced his spaceflight this month in a rocket designed by his own company, Blue Origin.

What’s your favorite planet? Before you decide, here are some key facts about each of the candidates.

Space is a busy place, with a lot of things going up (most of the time) and coming down (when we want them to). Let’s check in on the latest orbital happenings.

When we think of an ocean, we don't necessarily think of Pluto. If we can’t see the liquid water, why do astronomers think it’s there?

On a typical muggy midwestern August evening in 1977, astronomers at the Ohio State University’s Big Ear radio telescope got a big surprise. It was a signal so loud that it could only be described with one word: “wow!”