[...] while compartmentalization and replication are important, they are aspects of what life is and does, but they do not address the why of life. The why of life is metabolism. By completing the circuit of life, biology harnesses energy from its environment. Technically speaking, this means that biology actually helps the universe cool faster; it increases the entropy of the universe. This is why the universe needs life.
Alien Oceans by Kevin Peter Hand
Bubble Nebula and the Star Cluster
Voyager 2: Rings of Neptune (August 1989)
NASA’s Webb, Hubble Combine to Create Most Colorful View of Universe by James Webb Space Telescope
NASA Hubble Space Telescope - The ‘Swan Nebula’
M78, Within Orion
Ring of Fire October 2023 l Bray Falls
Astronomical photographs, Harvard College Observatory, Cambridge, 1890-1920
Saturn and its amazing rings, observed by the Cassini probe on this day in 2004.
★•Astronomy, Physics, and Aerospace•★ Original and Reblogged Content curated by a NASA Solar System Ambassador
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