Type Ia supernovae are the "standards" that researchers use to chart the distance of the universe. But are all of these stars the same?
New Horizons is closing in on Pluto, and will soon get the best information to date on the tiny dwarf planet. In just two weeks New Horizons will arrive at Pluto and its moon, Charon.
Make sure to look up tonight to see the celestial highlight of the month. Venus and Jupiter, the two brightest planets in our sky, can be seen right next to each other.
The mysterious fireball that was spotted over parts of Georgia and Alabama may have been explained. NASA has announced that the fireball was actually a piece of space junk burning up in our planet's atmosphere.
There's a new plan for sending humans to Mars. Researchers have created a U.S. strategy that minimizes new developments and relies mainly on already available or planned NASA assets.
It turns out that June is getting an extra second. Scientists have announced that Tuesday, June 30, 2015 will receive a "leap" second.
The U.S. Defense Advanced Research Projects Agency (DARPA) may be making new worlds. The agency wants to create organisms that will turn Mars into another Earth.
Researchers have uncovered unexpectedly hungry little black hole monsters.
Researchers may have solved a two-billion-year mystery when it comes to Saturn.
How did rocky planets form in our solar system? Scientists may now have an answer.
A monster black hole woke up for the first time in 26 years-and it was hungry.