US Space Command confirms study by Avi Loeb and Amir Siraj, who picked up on 2014 space rock that hit near Papua New Guinea but were initially dismissed

Light detected is so old it’s from when universe was just 7% of its current age; Israeli professor was key in verifying the finding was what it seemed

Researchers theorize mysterious object — located about 4,000 light-years from Earth and possessing an extremely strong magnetic field — could be the remnant of a collapsed star

Michael Kaplan, who shepherded the telescope through its planning stages before temporarily living in Israel, talks baby galaxies, space robots, the pitfalls of Israeli bravado

Avi Loeb's Galileo Project will seek out objects made by existing or extinct otherworldly cultures; theoretical physicist has clashed with scientific establishment over theories

The 'great conjunction' where two largest planets appear to kiss in the heavens, is visible for first time since 1226

The planets align in a rare celestial dance -- more than 730 million kilometers apart, but closer to each other than at any time in almost 400 years

Monday night will be closest visible conjunction of the two heavenly bodies since Genghis Khan was conquering Asia in 1226; next chance to see will be in 2080

Origin of powerful emission, said strong enough to detect with regular cellphone, pinned down to young neutron star within our galaxy

Telescopes examining Earth's neighbor identify chemical signature of phosphine, a gas that on our planet is only associated with life, but scientists urge caution