The Trojan asteroid 2020 XL5, which follows the same path around the sun as our planet, was revealed only after a decade of searching.
Tag: Solar System
Will the Next Space-Weather Season Be Stormy or Fair?
As another 11-year cycle of solar activity begins, scientists debate how violent our stellar friend is likely to be.
Once Upon a Time on Mars
A dune buggy is about to set off on behalf of its human owners to fulfill a primordial yearning.
Seven Hundred Leagues Beneath Titan’s Methane Seas
Mars, Shmars; this voyager is looking forward to a submarine ride under the icebergs on Saturn’s strange moon.
China Moon Mission Brings Lunar Rocks to Earth, and New Competition to Space
The Chang’e-5 mission’s success highlights the progress of China’s space program, and growing rivalry with the United States.
Jupiter and Saturn Head for Closest Visible Alignment in 800 Years
On Dec. 21, Jupiter and Saturn will appear to be no more than a dime’s width apart in the night sky. The last time that could be seen was in 1226.
On Venus, Cloudy With a Chance of Microbial Life
Astrobiologists shift their gaze, and speculations, to Earth’s broiling sister planet.
The Interstellar Comet Has Arrived in Time for the Holidays
This weekend an ice cube from beyond our solar system will make its closest approach to the sun, trailing mystery and dust.
NASA Renames Object After Uproar Over Old Name’s Nazi Connotations
Scientists said an object four billion miles from Earth would be given a Native American name: Arrokoth. Its previous, informal name, Ultima Thule, had links to the Third Reich.
NASA Renames Object After Uproar Over Old Name’s Nazi Connotations
Scientists said an object four billion miles from Earth would be given a Native American name: Arrokoth. Its previous, informal name, Ultima Thule, had links to the Third Reich.