「solar system」のタグが付いた記事一覧
彗星C/2025 R3 Pan-STARRSは、春の空で最も注目された天体の一つへと明るくなったのち近日点に到達し、太陽に接近する現在、観測者はますます宇宙空間からの観測に頼っている。
New research suggests the Sun and thousands of similar stars may have made a dramatic journey from the galaxy's dense inner regions to the quieter outer disk billions of years ago—a migration that may have made life on Earth possible.
Microscopic crystals older than the sun, extracted from meteorites, are settling debates about how our solar system formed.
Scientists analyzing dust samples returned from asteroid Ryugu by Japan's Hayabusa-2 mission have uncovered a 4.6-billion-year magnetic record that reveals conditions in the earliest days of the solar system.
The Vera C. Rubin Observatory and JWST are poised to increase the catalog of known Kuiper Belt objects tenfold, revealing hidden structures and possibly unseen planets in the solar system's outer frontier.
