All Space Articles

The eyes of much of the world have been looking up this week, gazing at Jupiter and Saturn as they dance tantalizingly close to each other.Many in the media and elsewhere have dubbed this planetary pair “the Christmas Star”, in reference to an oft-cited possible connection between the Bible’s Star of Bethlehem and such planetary “conjunctions” as Jupiter and Saturn are now displaying.

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.

After a truly legendary life, NASA astronaut Michael Collins passed away at the age of 90. Michael was a vital member of the Apollo 11 mission to the moon in 1969 and a pioneer of space exploration.

Over the past couple decades, the space-minded folks around the world have debated the relative merits of the two possible destinations for space exploration. Moon or Mars?

The internet and news media alike are abuzz with news about a radio buzz coming from Proxima Centauri, the nearest neighbor star to our sun a mere four and a quarter light-years away. That star happens to host a planet, called Proxima b (because we don’t have a cooler name for it yet), that sits in the habitable zone of its parent star. That means that the planet can potentially host liquid water, and where there’s liquid water there’s a chance for life.

What if there was another you, somewhere out there, doing all the things you wished you could’ve done? What if there was a multiverse, where all the possibilities and choices of our lives became real? It seems like just another fantasy of science fiction, but it’s closer to reality than you might think.

A few billionare-backed companies have ambitious goals: launching tens of thousands of communication satellites to provide global high-speed internet access. Elon Musk’s StarLink, Jeff Bezos’ Project Kuiper, One Web, GuoWang, and more are all competing for this lucrative market. In less than a decade, we can expect over 50,000 new satellites to encircle the Earth. That’s about ten times more than are currently active.

There’s been a lot of excitement around space exploration recently. Astrophysicist Paul M. Sutter discusses the viability between the Moon and Mars.

The Milky Way is a giant, sprawling, beautiful spiral galaxy. It's also your home. Let's take a little tour.

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.

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

Blasting off into low Earth orbit may not be every traveler’s idea of a quiet getaway, but builders of the first space hotel are creating the ultimate exclusive destination. Voyager Station is scheduled to be operational by 2027 and will offer $5 million luxury suites, fine dining, and live shows to space tourists.

Only about 40% of an estimated 25,000 near-Earth asteroids with the potential to destroy the planet have been detected. Scientist Dr. Ed Lu, along with his nonprofit B612 are working to create a way to detect the other 60%.

Spoiler alert: It's an optical illusion.