Detailed map shows mysterious fast-moving gas covering 13% of the sky
Astronomers had proposed several hypotheses about where high-velocity clouds come from.
Dec 05, 2017, 17:06 PM ISTGiant planet orbiting small star discovered, scientists stumped
As per existing theories of planet formation, while small stars can readily form rocky planets, they do not gather enough material together to form Jupiter-sized planets.
Nov 01, 2017, 13:51 PM ISTAt least nine alien planets in position to spot Earth: Study
To look for worlds where civilisations would have the best chance of spotting our Solar System, the astronomers looked for parts of the sky from which more than one planet could be seen crossing the face of the Sun.
Sep 10, 2017, 19:42 PM ISTNewly-found brightest galaxies are `outrageously luminous`
Big Bang and microwave background for this work. They estimate that the newly observed galaxies they identified are about 10 billion years old and were formed only about 4 billion years after the Big Bang.
Mar 23, 2016, 21:32 PM ISTAstrophysicists detect superfast winds near supermassive black hole
Astronomers have known about the existence of quasar winds since the late 1960s. At least one in four quasars have them.
Mar 21, 2016, 22:10 PM ISTCosmic donut around black hole clumpy, not smooth
The new research is important for understanding the growth and evolution of massive black holes and their host galaxies.
Dec 18, 2015, 16:31 PM IST