A celestial body orbiting the Sun that is massive enough to be rounded by its own gravity but has not cleared its neighboring region of planetesimals and is not a satellite. It has to have sufficient mass to overcome rigid body forces and achieve hydrostatic equilibrium. Pluto is considered to be a dwarf planet.
NASA Mars helicopter sends last message to Earth by AFP Staff Writers Washington (AFP) April 17, 2024 NASA's Ingenuity Mars...
Comet Geyser: Perseverance's 24th Rock Core by Adrian Broz, Postdoctoral Scientist at Purdue University/University of Oregon Pasadena CA (JPL) Apr...
Ingenuity Mars Helicopter transitions to stationary role on Red Planet by Clarence Oxford Los Angeles CA (SPX) Apr 17, 2024...
NASA gears up for another Mars simulation mission by Clarence Oxford Los Angeles CA (SPX) Apr 16, 2024 In an...
NASA Aims for Cost-Effective Mars Sample Return by 2030s by Clarence Oxford Los Angeles CA (SPX) Apr 16, 2024 NASA...
