This meteorite is the oldest known volcanic rock in the solar system, dated at 4,565,000,000 years old.

Also known as the "Halloween Comet," a 2,000-foot-wide asteroid is expected to pass Earth on November 11.

Flat Earth theory has enjoyed staying power since at least the 19th century despite being patently untrue. Neil deGrasse Tyson, the late Carl Sagan, Bill Nye the Science Guy, and other big thinkers will show you how to disprove this bad idea, all without having to take a journey into space.

At least he wasn't burned at the stake, right?

Through computationally intensive computer simulations, researchers have discovered that "nuclear pasta," found in the crusts of neutron stars, is the strongest material in the universe.

Binary stars and common envelope evolution illustrate messy but “tasty" science.

Multi-messenger astronomy further widens our window to the universe.

What can cause a ripple in both space and time? Neutron stars colliding. And what can observe that phenomenon? A two-mile-long laser.

Need more astronomical phenomena in your life? We've got you covered. 

Singer-songwriter Ryan O'Neal composes the songs of the cosmos.

You can watch the Cosmos marathon right now, for free!

Cosmic collision yields bullion by the billions.

The NASA probe to Saturn went out in a blaze of glory last week.

Northwestern University researchers discover the unexpected origins of half the atoms in our bodies.

Astronomers make the first direct observation of a phenomenon predicted by Albert Einstein's theory of general relativity.

A new study by planetary scientists proposes a giant new space object which could have formed the Earth and the moon.

A study on the strange Cold Spot in space may prove that we live in a multiverse.

Scientists create a superfluid with negative mass that accelerates backwards.

Harvard scientists propose how mysterious Fast Radio Bursts from outer space could actually be powering the spacecrafts of an advanced alien civilization.

What happens up there directly affects life down here. From star-gazing to quantum mechanics, astronomy is one of humanity's great thruster engines of innovation.

Churchill displays a surprising amount of knowledge on a question that we are still wrestling with. 

A quote from a 1995 book by astronomer Carl Sagan describes a world many find disturbingly similar to ours.

Astronomers have discovered a new kind of galaxy that raises many questions, and perhaps paves the way for answers about galaxy formation.

Astronomers trace the origin of repeating radio bursts from deep space to a dwarf galaxy 3 billion light years away.

Scientists propose an unexpected location for extraterrestrial life. 

Two Canadian astronomers publish a paper with an extraordinary claim of possibly detecting alien signals.

Astronomers find a galaxy made almost entirely of dark matter.