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A little over 4 billion years ago, the planets in our solar system coexisted with vast numbers of small rocky or icy objects orbiting the Sun. These were the last remnants of the planetesimals – the primitive building blocks ...
Forget those shepherding moons. Gravity and the odd shapes of asteroid Chariklo and dwarf planet Haumea—small objects deep in our solar system—can be credited for forming and maintaining their own rings, according new research ...
A letter authored by SETI Institute scientist Oliver White was published by Nature Astronomy today. Co-authors included researchers Jeff Moore, Tanguy Bertrand and Kimberly Ennico at NASA's Ames Research Center in Silicon ...
Ralph, one of NASA's most well-traveled space explorers, has voyaged far and accomplished much: on the New Horizons mission, Ralph obtained stunning flyby images of Jupiter and its moons; this was followed by a visit to Pluto ...
The entire history of human existence is a tiny blip in our solar system's 4.5-billion-year history. No one was around to see planets forming and undergoing dramatic changes before settling in their present configuration. ...
The Kepler spacecraft launched in 2009 with the goal of finding exoplanets orbiting distant stars. In the years since, astronomers have used Kepler observations to discover 2,818 exoplanets as well as another 2,679 exoplanet ...
A Southwest Research Institute team using internal research funds has made several discoveries that expand the range and value of a future Pluto orbiter mission. The breakthroughs define a fuel-saving orbital tour and demonstrate ...
For the second time this year, the five brightest planets can be seen at the same time. You can catch them by looking towards the western sky after sunset. The planets will form a line rising up from the horizon.
If you're planning a trip to Jupiter's moon Europa, be prepared for a rough landing.
NASA's New Horizons spacecraft carried out a short engine burn on Oct. 3 to home in on the location and timing of its New Year's flyby of the Kuiper Belt object nicknamed Ultima Thule.
