Every year in early January, Earth reaches the closest point in its orbit to the Sun, a moment astronomers call perihelion.
Earth's magnetic field was struck by a "severe" solar storm Monday (Jan. 19), triggering vibrant auroras in the U.S. and ...
Aurora alert! The colossal solar storm could impact and trigger impressive northern lights.
Earth just experienced a rare S4 solar radiation storm, the most intense since 2003 — powerful for satellites and astronauts, ...
The other two known interstellar comets did not offer such an opportunity.
A January 2026 Earth–Sun alignment allows measurements of the opposition surge from interstellar object 3I/ATLAS using ...
Every day on Earth, you experience weather. You feel the wind blowing and see clouds move across the sky. Sometimes there are storms where the wind gets really strong, it might rain, or there might be ...
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Webb data explains how heat-formed crystal minerals end up in icy comets by tracking their journey around a young, actively forming star.
A pull in the right direction ...