The NEO Surveyor fulfills a 2005 act of Congress ordering NASA to catalog 90% of near-Earth objects larger than 459 feet (140 ...

GS-z13-1, marks the earliest sign yet spotted of the era of cosmic reionization at 330 million years after the Big Bang.

Neptune lies in the frigid, dark, vast frontier of the outer edges of our solar system, about 3 billion miles away from the ...

Solar flares, the immense bursts of radiation from the sun, have long fascinated scientists and enthusiasts alike. But beyond ...