NASA's New Horizons spacecraft is back "awake" and being prepared for the farthest planetary encounter in history – a New Year's Day 2019 flyby of the Kuiper Belt object nicknamed Ultima Thule.
Our solar system is a tiny but wonderfully familiar corner of the vast, dark universe – we have even been able to land spacecraft on our celestial neighbours. Yet its outer reaches are still remarkably unmapped. Now we ...
An international team of astronomers has used ESO telescopes to investigate a relic of the primordial Solar System. The team found that the unusual Kuiper Belt Object 2004 EW95 is a carbon-rich asteroid, the first of its ...
As NASA's New Horizons mission continues exploring the unknown, the mission team has selected a highly appropriate nickname for its next flyby target in the outer reaches of the solar system.
NASA's New Horizons spacecraft recently turned its telescopic camera toward a field of stars, snapped an image – and made history.
The New Year's celebration to usher in 2019 will include an event like no other – more than four billion miles from Earth.
Scientists were already excited to learn this summer that New Horizons' next flyby target – a Kuiper Belt object a billion miles past Pluto – might be either peanut-shaped or even two objects orbiting one another. Now ...
The astronomy world has been abuzz recently with the discovery of a new object cutting through our solar system. Its path indicates it came from interstellar space—the first body of its kind ever observed.
NASA's New Horizons mission to Pluto and the Kuiper Belt is looking for your ideas on what to informally name its next flyby destination, a billion miles (1.6 billion kilometers) past Pluto.
A long summer break ended for NASA's New Horizons on Sept. 11, as the spacecraft "woke" itself on schedule from a five-month hibernation period.