Astronomers may have just discovered Luke Skywalker's home world
February 27, 2017, 6:17 p.m. by Bryan Nelson
Tatooine, a desert planet in 'Star Wars,' may have a real-life analogue 1,000 light-years away.
'Ring of fire' eclipse to put on show for millions
February 24, 2017, 1:48 p.m. by Michael d'Estries
Known as an annular eclipse, this celestial event occurs when the moon blocks all but a sliver of the sun's surface.
Pluto's planetary purgatory may soon come to an end
February 22, 2017, 7:12 a.m. by Michael d'Estries
NASA scientists want to redefine what it means to be a planet in our solar system.
Mysterious pulsar is 1,000 times brighter than previously thought possible
February 21, 2017, 11:22 p.m. by Bryan Nelson
It's by far the brightest pulsar ever found in the universe.
The mysterious 9th planet could have your name on it
February 17, 2017, 8:13 a.m. by Michael d'Estries
New citizen-science project allows participants to join the hunt for hidden objects beyond the orbit of Neptune.
Astronauts claim to have seen 'luminous dancing fairies' in space. What are they?
February 12, 2017, 7:13 p.m. by Bryan Nelson
Questions about these eerie 'blue jets' might finally have answers.
February's must-see sky events: Full moon, comet, eclipse and zodiacal light
February 8, 2017, 5:09 p.m. by Michael d'Estries
From a lunar eclipse to a comet flyby, here's what not to miss!
World's largest scale model solar system spans 11 Swedish cities
10 NASA images of planets like Earth
NASA's Jupiter probe just delivered a punchline 400 years in the making
How to plan a solar eclipse party
10 things massive enough to be seen from space
Third set of gravitational waves detected rippling past Earth