Even as astronomers search for extraterrestrial life in planets that look a lot like Earth because of presence of oxygen, some such planets may not be habitable because of intense heat during their formative years, says a study.
The astronomers have recently discovered that the orbit of gas cloud G2 in galactic center matches that of another gas cloud detected a decade ago, which might mean that it is part of a much more extensive gas streamer.
The expansion of thermonuclear fireball from a nova that erupted last year in the constellation Delphinus was more complicated than the simple models used previously would have predicted, suggest astronomers including an Indian.
Quasars are the brightest objects in the universe and display a mysterious diversity in their appearance that has puzzled astronomers for over two decades. Scientists believe that the mystery can now be solved.
A team of astronomers has demonstrated that our own galaxy, the Milky Way, is part of a newly identified ginormous super cluster of galaxies, dubbed as "Laniakea", meaning "immense heaven" in Hawaiian.