Astronomy











4.5 km Asteroid Tumbles Past Earth

NASA’s Goldstone radar is capturing new images of the 4.5 km asteroid Toutatis as it passes by Earth this month. This week, NASA’s Goldstone radar…







WISE Spots Massive Distant Galaxy Cluster

Using NASA’s Wide-field Infrared Survey Explorer (WISE), astronomers discovered a distant galaxy cluster, MOO J2342.0+1301, which is located 7.7 billion light-years away and is hundreds…