Eris most likely has a rocky surface similar to Pluto. Scientists think surface temperatures vary from about -359 degrees Fahrenheit (-217 degrees Celsius) to -405 degrees Fahrenheit (-243 …

2025年1月9日 · NASA’s real-time science encyclopedia of deep space exploration. Our scientists and far-ranging robots explore the wild frontiers of our solar system.

The other known dwarf planets in the Kuiper Belt are Pluto, Eris, and Makemake (dwarf planet Ceres is located in the main asteroid belt between Mars and Jupiter).

Tumbleweeds are lightweight, highly configurable and inexpensive wind-driven vehicles that could enable long-range surveys of the surface of Mars. Their analytical capabilities can be …

2015年12月9日 · Ceres reveals some of its well-kept secrets in two new studies in the journal Nature, thanks to data from NASA's Dawn spacecraft. They include highly anticipated insights …

2016年9月1日 · Now in its extended mission, the Dawn spacecraft has delivered a wealth of images and other data from its current perch at 240 miles (385 kilometers) above Ceres' …

2018年8月21日 · Dawn’s gamma ray and neutron detector (GRaND), on the other hand, can detect the spectral signatures of elements up to about 3 feet (1 meter) below the surface since …

2016年4月19日 · An enhanced false-color view allows scientists to gain insight into materials and how they relate to surface morphology. This image shows rays of bluish ejected material.

2017年12月12日 · Over hundreds of millions of years, bright material has mixed with the dark material that forms the bulk of Ceres' surface, as well as debris ejected during impacts.

2019年2月27日 · A major analysis result from the VIR instrument is that the bright material on Ceres, found at hundreds of sites on the surface and most prominently in the large crater …