NASA has discovered an interstellar comet that's wandered into our backyard. The space agency spotted the object with the sky ...

The 156-foot-long five-segment solid rocket motor produced upwards of 4 million pounds of thrust during the test.

The dwarf planet Sedna will fly nearer the Sun in 2076. A nuclear rocket or a solar sail spacecraft could reach it within 7 ...

Sedna will make its closest approach to the Sun in 2076, giving us a rare opportunity to visit the planetoid before it drifts ...

In the 1950s, the U.S. began focusing on nuclear propulsion as an effective way to power space exploration with projects ...

Carl Kuehner became Blue Origin's astronaut number 70, which based on prior precedent, was determined by the seat on board ...

In a groundbreaking study recently published on the arXiv preprint server, researchers have proposed two innovative ...

In the outer reaches of our solar system, far beyond the orbit of Pluto, lies Sedna, one of the most mysterious objects ever ...

PROMONTORY, Utah—Northrop Grumman and NASA on June 26 conducted the first test of its Booster Obsolescence Life Extension ...