Scientists of course cannot cut into Earth and directly observe its insides. Instead, their knowledge is inferred from the ...

In a rare "time-critical" decision, the James Webb Space Telescope will study the true size of the "potentially hazardous" ...

To get somewhere in outer space, you can’t exactly drive in a straight line. Orbits are tricky things, and sending a probe to ...

If the prediction comes true, the asteroid could lead to an explosion generating 15 megatons of TNT, 100 times greater than ...

NASA's Europa Clipper mission has launched to study Jupiter's icy moon Europa, which may harbor a potentially habitable ocean ...

NASA’s Perseverance rover uncovers an ancient rock sample in Jezero Crater, possibly dating back billions of years.