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

Sedna will reach its closest approach to the Sun in 2076, providing a remarkable space-faring opportunity that won’t come again for another 11,400 years.

Scientists have proposed two experimental spacecraft that could reach one of the farthest known objects in the solar system in as little as seven years. The team of researchers, from Italy, believes ...

Aerojet Rocketdyne (NYSE: AJRD) is playing a critical role in the historic flyby of Pluto and its five known moons with NASA’s New Horizons spacecraft, which has traveled nearly three billion ...

The propulsion system would shorten the probe’s travel time to Pluto and would enable it to explore other objects beyond Pluto after its mission there concludes.

One billion miles beyond Pluto and an astounding 4 billion miles from Earth (1.6 billion kilometers and 6.4 billion kilometers), Ultima Thule will be the farthest world ever explored by humankind.

The company’s NGHT-1X Hall-effect thrusters are based on NASA’s technology, and will allow its Mission Extension Pod (MEP)—which, as its name suggests, is essentially a satellite repair ...

Since traveling beyond Pluto's orbit, New Horizons has been able to conduct its first science mission: getting a look at 1994 JR1, a 90-mile-wide world in the Kuiper Belt.

On this date, Jan. 19, 2006, the first probe ever destined to visit Pluto, its moons and other Kuiper belt objects launched from Launch Complex 41 at what is now Cape Canaveral Space Force Station.

Spacecraft Bound for Pluto Supported by Aerojet Propulsion. Close ... GenCorp is a leading technology-based manufacturer of aerospace ... commercial and military space news from SpaceNews and beyond.

Aerojet, a GenCorp Inc. company, provided the solid rocket power needed for launching the Lockheed Martin Atlas® V launch vehicle and its Pluto New Horizons spacecraft earlier today from Cape […] ...