May 21 - Asteroids Coming and Going

May 21 Asteroids Coming and Going by:

Meet our solar system's 1st permanent immigrant    Mysterious asteroid 2015 BZ509 - currently nestling in Jupiter's orbit - became less mysterious once astronomers realized it's an immigrant, captured from another solar system. Exiled asteroid in outer reaches of solar system This object was likely born in the Asteroid Belt between Mars and Jupiter, then flung billions of miles to the Kuiper Belt in the outer solar system. Top tips for poison ivy Summer is a great time to frolic in the woods, but look out for poison ivy, oak, and sumac! Top tips for summer itch-prevention. Tonight … 1st quarter moon and Regulus Starting tonight and for the next several days, notice the moon's orbital motion as it sweeps by the star Regulus, the Heart of the Lion in the constellation Leo.

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Tonight … 1st quarter moon and Regulus Keep watching through Tuesday evening to witness the motion of the moon in orbit around Earth.

Milky Way center over Pondicherry, India Photographer Karthik Easvur reminds us that our galaxy's center is 25,000 light-years away. So light from the galactic center that reached the sensor of his camera started its journey 25,000 years ago. Submit your photo to EarthSky here! Did a friend forward EarthSkyNews to you? Click here to get your own subscription!

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