'Travelling Back in Time' Can Help Us Calculate How Old Supernovas Are
'Travelling Back in Time' Can Help Us Calculate How Old Supernovas Are FOLLOW US ON: While time-travel, as shown in fiction, isn’t a reality, looking back in time to discover the secrets of the universe can be done. Astronomers at NASA are doing a similar thing. According to the space agency, they “winding back the clock” to discover how and when a star blasted. The star in question exploded in the Small Magellanic Cloud a very long time ago. As you can guess, a stellar detonation is much like a bomb explosion. It leaves behind a trace like an expanding, gaseous corpse, a supernova. The...
Source: news18.com