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Science

India Launches ASTROSAT Observatory with Canadian Contribution and exactEarth Satellite

India’s space agency, the Indian Space Research Organisation (ISRO), today launched India’s first dedicated astronomy observatory, ASTROSAT. Canada contributed to one of the science payloads, the Ultraviolet Imaging Telescope (UVIT). Also launched on India’s Polar Satellite Launch Vehicle (PSLV-C30) was exactEarth’s exactView-9 (EV9) Automatic Identification System (AIS) satellite.

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Is the Universe a Bubble?

Never mind the big bang; in the beginning was the vacuum. The vacuum simmered with energy (variously called dark energy, vacuum energy, the inflation field, or the Higgs field). Like water in a pot, this high energy began to evaporate – bubbles formed.

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