A FARAWAY world is steaming. Astronomers have found water vapour in the atmosphere of an exoplanet called 51 Pegasi b — and achieved the feat using a brand new technique.
Using the Hubble Space Telescope (HST), astronomers have spotted an atomic hydrogen corona around Jupiter’s icy moon Europa.
Images from the Cassini spacecraft are most detailed ever taken, and include previously unseen features within the rings.
Mars scientists are wrestling with a problem. Ample evidence says ancient Mars was sometimes wet, with water flowing and pooling on the planet’s surface.
A small but distinctive signal in X-rays from the Milky Way could be key to proving the existence of dark matter.
A small comet named “45P/Honda-Mrkos-Pajdusakova” (45P for short) is approaching Earth. At closest approach on Feb. 11th, the comet will be 7.4 million miles from our planet, visible in binoculars and small telescopes.
A proposed project would send soap-size spacecraft to orbit Proxima Centauri, offering enough time to study the star’s intriguing world.
Where is everybody? Are we really alone out here, or are aliens avoiding us?
Trillions of neutrinos, or ghost particles, are passing through us every second. While scientists know this fact, they don’t know what role neutrinos play in the universe because they are devilishly hard to measure.
A team of researchers affiliated with several institutions in Japan, examining data from that country’s moon-orbiting Kaguya spacecraft, has found evidence of oxygen from Earth’s atmosphere making its way to the surface of the moon for a few days every month.
