REx mission has an historic opportunity to closely observe the asteroid Apophis and improve our ability to defend against ...
An asteroid measuring as wide as 295 feet is possibly headed right toward Earth, but don’t run for cover just yet. A NASA-funded telescope in Rio Hurtado, Chile, first spotted the asteroid ...
An asteroid measuring as wide as 295 feet is possibly headed right toward Earth, but don’t run for cover just yet. A NASA-funded telescope in Rio Hurtado, Chile, first spotted the asteroid ...