NASA’s Dragonfly rotorcraft lander is designed for flight on Saturn's moon Titan. See a "half-scale Dragonfly lander model" ...

After Friday's spectacle, a "planet parade" of this size won't appear in the night sky for several years, experts say.

The view was acquired on Sept. 14, 2017 at 19:59 UTC (spacecraft event time). The view was taken in visible light using the ...

Ahead of its dance with Saturn on Feb. 24, Mercury should be seen on Feb. 19 at magnitude -1.2 with binoculars 20 minutes ...

The NASA boffins in white coats and thick-rimmed glasses have detected new signals that show the Oort cloud - the spooky ...

Mercury has a rocky surface when, facing the sun, can reach highs of 800 degrees while overnight lows could reach minus 290 ...

For much of the week, six of the planets may be visible, according to NASA. On Friday, however, Mercury will join the planetary parade of Venus, Mars, Jupiter, Saturn, Uranus and Neptune.

Five planets are visible to the naked eye, according to NASA: Mercury, Venus, Mars, Jupiter and Saturn. Mars will appear reddish and high in the sky, near the Gemini constellation, Star Walk said.

Saturn’s moon Titan’s orbit is off track — possibly from a lost moon or massive impact. NASA investigates this cosmic mystery ...

"From developing small robots that could swim through the oceans of other worlds to growing space habitats from fungi, this ...