European astronomers say the Earth’s magnetic field could flip so that compasses would point south.
Satellite data suggests field weakening in Western Hemisphere, magnetic north pole shifting over Siberia.
Red dwarfs are the most common stars in the universe, but their solar winds may blast a planet’s atmosphere into space.
Research shows bacteria and other Earth microbes can survive on spacecraft.
Kepler-186f is a rocky planet that orbits a red dwarf star 500 light years away and exists in the Goldilocks zone, where conditions for life may be just right.
British cosmologist Stephen Hawking believes humans will colonize the moon in 50 years and hopes people will be living on Mars by the end of the century.
Burgeoning astronomers can can help NASA track near Earth objects.
SETI astronomer Frank Marchis says we’re very close to finding an Earth-like planet orbiting another star.
Conference of scientists envisions manned missions to Mars two decades from now.
Scientists have found a planet way out in the cosmos that’s close in size and content to Earth — an astronomical first.