It’s one of the greatest and longest-running mysteries surrounding, quite literally, our sun–why is its…
In this image, numerous sweeping arcs seem to congregate at various bright regions. You may…
Astronomers using the Gemini Observatory explore Neptune’s largest moon Triton and observe, for the first…
Wind has shaped the face of Mars for millennia, but its exact role in piling…
The results of recent study conducted by the NASA Lunar Reconnaissance Orbiter, the agency’s automatic interplanetary station,…
Where did the Earth’s water come from? Although comets, with their icy nuclei, seem like…
Chemical traces in the atmospheres of stars are being used to uncover new information about…
While prescribed fires are common tools in wildland management, a combination of smoke and fog,…
Star formation within interstellar clouds of gas and dust, so-called molecular clouds, proceeds very…
Ashfall from ancient volcanic explosions is the likely source of a strange mineral deposit near…
