A Delhi boy has discovered a new comet using data from NASA and European Space Agency's spacecraft-based observatory SOHO that studies the Sun.
The asteroid 2011 MD will pass only 12,000 kilometres (7,500 miles) above Earth's surface at around 6.56 pm on Monday, Science Popularisation Association of Communicators and Educators Director C B Devgun said.
Jayant Narlikar wrote alternative what-if histories, explained difficult scientific theories with funny analogies, and leavened his lectures with jokes and humorous asides.
The astrophotography community in India is a fast-growing one.
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