STRONGEST EVIDENCE YET OF AN EXOMOON

STRONGEST EVIDENCE YET OF AN EXOMOON

SCIENTISTS HAVE IDENTIFIED THOUSANDS OF EXOPLANETS ORBITING OTHER STARS. But spying moons orbiting those planets has been a struggle. On October 1, 2018, researchers announced they may have just found the first of these so-called exomoons. The Kepler space telescope looked for tiny dips in a star’s brightness, which can Continue Reading

Dust grains reveal asteroid Itokawa’s age

Dust grains reveal asteroid Itokawa’s age

On June 13, 2010, Japan’s asteroid-visiting Hayabusa spacecraft earned its name (“peregrine falcon”) by divebombing through Earth’s atmosphere at 7.5 miles (12.2 kilometers) per second. As expected, the spacecraft disintegrated upon re-entry; however, a heat-shielded sample-return capsule survived the fall relatively unscathed, returning a plethora of precious dust grains collected Continue Reading