NASA's Space Launch System aims to carry humans far beyond Earth.
The solar system has a sense of humor: A decade from now, on Friday, April 13, 2029, a large asteroid will streak across the sky — but it's a cause for excitement, not fear, scientists say.
Beyond Neptune, the Kuiper Belt is a vast region of icy objects called Kupier Belt Objects (KBOs), including dwarf planets Pluto, Eris, Maumea and Makemake — and possibly a true ninth planet.
Going to the moon is hard, and Israeli nonprofit SpaceIL is one of a handful of organizations that knows exactly how hard.
The aviation giant aims to take astronauts to the International Space Station in a capsule that is similar to Apollo spacecraft.
Rigel is the brightest star in Orion, and will eventually explode into a supernova, most astronomers say.
The CHIME radio telescope aims to explain two poorly understood cosmic phenomena, one dating back to the early universe and one taking place today.
IBEX is helping astronomers figure out where the edge of our solar system ends and the rest of space begins.