Gaganyaan-1 crew module successfully splashes down in air drop test

Suitcase-sized spacecraft may reveal what happened before first stars formed

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New nasal spray shows promise fighting memory loss and brain inflammation

73 landings to a permanent home: Nasa unveils ‘Moon Base User’s Guide’

Four-planet parade: How and when to watch the rare alignment in India

Moon’s oldest craters hiding 3-billion-year-old secret that could fuel future expeditions