Astronomy is a broad discipline covering all facets of astrophysics. In this section you can learn about the origins of the universe, black holes and other astronomical phenomena.
Icy Comets Orbiting a Star Like Our Sun Spotted for the First Time
The Hitomi Satellite Briefly Glimpsed the Universe, Then Died — What Happened?
The Monster Star That Refuses to Die: Could Antimatter Be Fueling Its Supernovas?
Meet '`Oumuamua,' the Strange Interstellar Asteroid That Sent Us a Message
We might be only a few years away from seeing whether potentially habitable worlds are inhabited. How cool is that?
By Ian O'Neill Mar 30, 2017
And solving that issue could go a long way toward making our planetary neighbor habitable.
By Jonathan Strickland Mar 8, 2017
Energized subatomic particles bombarding Earth from outer space can cause the electronics inside laptops, cell phones and other devices to crash.
By Patrick J. Kiger Feb 27, 2017
Say hello to the newly discovered TRAPPIST-1 system, which is just 39 light-years away and filled with seven Earth-like planets.
By Jonathan Strickland Feb 22, 2017
Scientists have a new idea, and it has to do with gravitational attraction and repulsion.
By Jonathan Strickland Feb 8, 2017
A total solar eclipse and a comet flyby are on the list of fascinating astronomical happenings 2017 has in store.
By Patrick J. Kiger Jan 9, 2017
Satellites have found evidence of massive underground channels formed by molten rock on the moon. They could be stable enough to house lunar pioneers, a study suggests.
By Patrick J. Kiger Dec 27, 2016
It's a bird, it's a plane, it's supermoon! Aside from being bigger and brighter than a regular moon, does a supermoon affect anything on Earth?
By Patrick J. Kiger
Saturn's largest moon Titan is the only other celestial body we know of that has liquid lakes on its surface. NASA has just captured some amazing footage of clouds.
By Christopher Hassiotis Nov 11, 2016
The rings of Saturn, Uranus and Neptune may be remnants of smaller planets destroyed long ago by the gas giants' powerful gravity.
By Patrick J. Kiger Nov 10, 2016
How could Phobos withstand the impact that created such a large crater without simply shattering into pieces? A new mathematical investigation answers that question.
By Patrick J. Kiger Oct 19, 2016
The European Space Agency's Gaia satellite observatory has created a 3-D model of the Milky Way — and beyond! — that charts more than a billion stars.
By Patrick J. Kiger Sep 23, 2016
NASA scientists say solar eruptions could have played a role in creating not only friendly environments, but also the building blocks of life itself.
By Patrick J. Kiger Sep 20, 2016
The sun's atmosphere is actually hotter than its surface, even though you'd assume the surface is what generates all that heat. How does that work?
By Patrick J. Kiger Aug 31, 2016
NASA's solar-observation satellite IRIS spotted an instance of this powerful natural electromagnetic phenomenon, and caught it on video.
By Christopher Hassiotis Aug 22, 2016
Radiation from distant galaxies and even black holes travels light years through the universe to have a tiny but measurable impact on humanity.
By Jesslyn Shields Aug 17, 2016
And if we're going to get technical about it, neither do those of us here on Earth.
By Christopher Hassiotis Aug 9, 2016
A NASA spacecraft captured footage of a comet hurtling toward the sun. And then it got crazy
By Kathryn Whitbourne Aug 8, 2016
Heading to the moon? You might want to ask the FAA first.
By Jonathan Strickland Aug 4, 2016
The Japanese satellite aimed to look deep into the universe. It died just a month after launch—but provided a brief, tantalizing hint of discoveries it might have made.
By Patrick J. Kiger Jul 15, 2016
After a five-year trip, the space probe reaches its destination on a mission to learn about the gas giant's origin and evolution.
By Christopher Hassiotis Jul 1, 2016
The space telescope's ultraviolet observations come days before the Juno space probe will arrive to orbit the gas giant's polar regions.
By Christopher Hassiotis Jun 30, 2016
Could a new space and aeronautics partnership between NASA and the United Arab Emirates Space Agency make Mars a reality within our lifetime?
By Laurie L. Dove Jun 15, 2016
This is the largest-ever planet found in orbit around a binary star system, and like our own solar system neighbor, is a gas giant that probably has moons.
By Christopher Hassiotis Jun 14, 2016
The LISA Pathfinder prototype just pulled off a technological breakthrough on the path to the ESA's 2034 mission to observe Einstein's ripples in space-time.
By Patrick J. Kiger Jun 7, 2016
What's the Fastest Way to Thaw a Frozen Turkey?
Ultimate Guide to the Macy's Thanksgiving Day Parade
Could Turkey Trots Get a Whole Nation to Run?