Scientists said that as of now 3815 exoplanets have been discovered but Kepler 452bm or "Earth's cousin", now is known as the most potential candidate to support life.
Though it is not possible to travel back to the 1800s to once again see and record the actual eruption, a "rebroadcast" of sorts was captured by scientists, about 170 years later, now.
FRBs or signals which come from the deep space from sources such as bursts from magnetars, exploding black holes, and of course, highly advanced alien civilizations if there are any.
Black holes can be likened to giant balls of string, researchers have said. These balls of string gather additional material as new objects like stars and planets get sucked in.
Researchers believe knowing how fast the universe is expanding could shed light on the origins of the existence as well as describe whether the cosmos is ultimately headed for collapse or indefinite expansion.
The mission was to deliver nearly 3 tonnes material that includes food, fuel and other supplies, the unmanned Progress cargo rocket lifted off from the Baikonur Cosmodrome in Kazakhstan.
Both these plants are capable of harbouring life as they probably have stable climates and regular seasons. The astronomers also believe that one of them is more or less similar in size as the Earth.
The former NASA scientists have claimed that during his career he was told not to focus on UFO or aliens as it was a different matter and needed more study.