The Sky title

"Our loyalties are to the species and the planet. We speak for Earth. Our obligation to survive is owed not just to ourselves but also to that Cosmos, ancient and vast, from which we spring."

— Carl Sagan, Astronomer



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Space News Headlines

Unique fragment from Earth's formation returns after billions of years in cold storage

Are we alone? Setting some limits to our planet's uniqueness

Possible extragalactic source of high-energy neutrinos

Rare transit of Mercury to take place on 9 May

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