Why hasn’t gravity rounded off Miranda’s jagged surface?
Uranus’ moon, Miranda, is too small for gravity to have rounded off the jagged surface. It is believed that Miranda is an ice moon, with 1,000 times less mass than the Earth’s Moon. In its …
Wrinkles on the Moon has revealed its history of geological activity
2019年5月14日 · The Moon doesn’t have tectonic plates; instead, its tectonic action occurs as the Moon slowly loses heat from when it was formed nearly 4.5 billion years ago. The heat loss …
More evidence arises for existence of Europa’s subsurface ocean
2017年12月5日 · Jupiter’s moon, Europa, has signs of plate tectonics visible on its surface with the presence of a series of cracks. Image credit: NASA/JPL-Caltech/SETI Institute A study …
Enceladus’ ‘fountains’ power up farther from Saturn - All About …
Scores of narrow jets burst from the surface along great fractures known as “tiger stripes” and contribute to the plume. The activity is understood to originate from the moon’s subsurface …
Barton: “The Moon is a continent-sized area begging to be explored”
The Moon is a continent-sized area begging to be explored and once reliable and cost-effective transportation systems exist to access its surface, there will be countless people wanting to go …
Water on the Moon shifts around during the day
2019年3月11日 · The change in surface temperature throughout the dayside on the lunar surface can cause water on the surface to move location comments Data from the SwRI-led LAMP …
Jupiter moon’s ‘radiation shower’ could help in hunt for life
2018年7月23日 · The ‘scratched’ surface of the icy moon Europa. Image credit: NASA/JPL-Caltech New comprehensive mapping of the radiation pummelling Jupiter’s icy moon Europa …
NASA wants to test new Moon spacesuits on the space station in …
2019年9月25日 · NASA’s Artemis Moon program aims to land the first astronauts at the south pole of the Moon in 2024, but the agency’s current spacesuit design — called the …
Water reserves on Moon found to be delivered by asteroids
2015年10月7日 · Water reserves found on the Moon are the result of asteroids acting as delivery vehicles and not of falling comets as was previously thought. Using a computer simulation, …
Spacecraft discovers canyons flooded with liquid methane on Titan
Cassini’s radar is often used as an imager, providing a window to peer through the dense haze that surrounds Titan to reveal the surface below. But during this pass, the radar was used as …