"What a dull name for the most accurate scientific theory known to human beings ... As a theoretical physicist, I’d prefer 'The Absolutely Amazing Theory of Almost Everything'."
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.
This object was likely born in the Asteroid Belt between Mars and Jupiter, then flung billions of miles to the Kuiper Belt on the edge of the solar system.
ESA considers a high-energy survey of the early universe, an infrared observatory to study the formation of stars, planets and galaxies, and a Venus orbiter.
Adult female sea turtles - on beaches from North Carolina to Texas and throughout the Caribbean - are crawling out of the ocean and laying their eggs. Here's an update from a biologist who's been studying these turtles for 36 years.
NASA researchers have launched a citizen science project requesting your reports on landslides you've seen, heard about in the news, or found in an online database. Photos welcome!
Members of the EarthSky community - including scientists, as well as science and nature writers from across the globe - weigh in on what's important to them.
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