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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The Perseid Meteor Shower Is Back — Here's What You Need to Know

It's a celestial gift in the middle of August. Just look up. At night.

Mars Has an Actual Lake

But don't buy your lakefront property just yet.

New NASA Satellite Is Hunting for Distant Planets

The last satellite — Kepler — discovered more than 2,300 confirmed planets. This one is expected to find even more.

Russia Sending Humanoid FEDOR Robot into Space

The Russian anthropomorphic robot can fire a handgun, do push-ups and even drive a car. Now it's going off into space.

Why Does Jupiter Have 79 Moons When Earth Just Has One?

Scientists recently found 12 more moons revolving around Jupiter, bringing its total to 79. Why does Jupiter have so many darn moons? Is there any advantage to that?

Why Do Stars Twinkle?

And while we're at it, why don't the other planets in our solar system seem to twinkle?

Longest Lunar Eclipse of the Century Is Coming

It's the second lunar eclipse of 2018, but it will last longer than any other during the 21st century.

Mars Moves Closest to Earth Since 2003

Mars Close Approach is July 31, 2018. That is the point in Mars' orbit when it is nearest to Earth.

The Moon Is Causing Longer Days on Earth

The days are getting longer, but don't worry about changing your clocks.

Did the Apollo Missions Cause Warming on the Moon?

Scientists have used long-lost data tapes to show that Apollo astronauts probably caused the lunar surface to warm slightly during moon missions in the 1970s.

How Do We Find Things in the Blackness of Space?

To define the location of objects in the sky, astronomers utilize a system of celestial coordinates, which extends latitude and longitude from Earth's surface into space.

What Do You Get When Two Neutron Stars Collide?

A tiny black hole or a more monstrous neutron star? Astronomers are on the case.

An Alien Asteroid's Been Lurking in Our Solar System Since the Beginning

Once upon a time, the sun caught an interstellar orphan and adopted it as its own. It's named 2015 BZ 509.

Is Earth the Only Planet With Tectonic Plates?

Some scientists think the existence of plate tectonics could be a prerequisite for life. So do they exist on other planets outside of Earth?

10 Surprising Facts About Astronaut Training

NASA astronauts have to undergo serious training before becoming approved for a trip to space. But some of that training is certainly not what you'd expect.

Why Did NASA Just Send a Load of Sperm Into Orbit?

Astronauts will be testing human and bull sperm to see how microgravity might affect future human reproduction in space.

Scientists Confirm Uranus Stinks

Astronomers have just discovered a gas in Uranus' clouds that does nothing to help the planet being taken seriously.

The Sun Has Siblings, and You Can Help Find Them

It's been a while since the sun has hung out with its brothers and sisters in the same stellar nursery, but they're definitely out there, and citizen scientists can help find them.

Mystery Meteorite Came From Long Gone Alien World

No one knew exactly what the deal was with ureilites, a rare type of meteorite, until now.

Point Nemo: Where Spacecraft Go to Die

There's a lot of junk orbiting in outer space. But what happens to those abandoned rockets and mission-related garbage when it goes to its final resting place?

Why Fruit Flies Were the First Animals in Space

The little flies have way more in common with us than you think. And it made them the perfect test animal to send to space.

Interstellar Asteroid 'Oumuamua Has Loads More to Tell Us

Yep, 'Oumuamua was probably kicked out of its own star system by an overbearing gas giant like Jupiter.


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