Ladakh, with its glacial pools, salt-water lakes, hot springs and frozen soils, is an excellent Mars analogue, only being recognized, after international expeditions from 2016 onwards.
The fireball was caught on cameras owned by the national broadcaster NHK, which generally records earthquake activity.
Possibility of life higher below surface of Mars, space radiation may act as catalyst, study suggests
While conditions are considered less harsh and traces of water have also been found, the subsurface has yet to be fully-explored.
'Oumuamua brought to light that space rocks are likely a spectrum rather than a binary: Researchers.
The "unusual signal" picked up by SETI (Search for Extraterrestrial Intelligence) using Russia's RATAN-600 radio telescope and thought to be coming from a star in the Hercules constellation most likely originated from Earth and not some advanced extraterrestrial civilisation, media reports said.
Stephen Hawking has launched the biggest-ever search for intelligent extraterrestrial life in a $100-million 10-year project to scan the heavens.