Science ❯ Astronomy

Solar System

Sun Planets Solar Eclipses Solar Eclipse Asteroids Planetary Formation Oort Cloud Solar Activity Outer Solar System Eclipses

UK Readies for Deep Partial Eclipse as Totality Tracks From Greenland to Spain

Use certified solar viewers or indirect projection to prevent eye injury.

Webb Finds Clay on Neptune's Inner Moons and Rings

Webb Detects Clay Minerals on Neptune’s Inner Moons and Rings

New Solar Model Shows Sun Has 55% More Silver

Long-Tracked Near‑Earth Object 1998 SH2 Reclassified as Comet

New Horizons Wakes From 321‑Day Hibernation and Resumes Science at Edge of the Solar System

New Models Make Earth’s Escape From Solar Engulfment Plausible

NOAA Warns Solar Storms Could Bring Northern Lights to Much of Canada and the U.S. North July 3–4

New Horizons Finds Solar Wind Slows About 13–15% by 58 AU

Earth May Survive Sun’s Giant Phases, New Models Suggest

Study Says Earth Could Avoid Being Engulfed by Dying Sun

Lucy Flyby Shows Peanut‑Shaped Asteroid Is Water‑Altered Fragment of Ancient Collision

Lunar Meteorite Reveals a 3.486‑Billion‑Year‑Old, Extremely High‑Temperature Impact

Lunar Meteorite Preserves Evidence of a 3.5-Billion-Year-Old Giant Moon Impact

Astronomers Infer Magnetic Fields on Seven Ultra‑Hot Jupiters

Study Finds Earth’s Phosphorus and Nitrogen Came From the Inner Solar System

Helioseismology Shows Sun’s Magnetic Activity Is Becoming Confined to a Shallow Near‑Surface Layer

Study Suggests Nereid Is Neptune’s Last Intact Original Moon

Study Challenges 'Ice Giant' Label for Uranus and Neptune

Scientists Detect Ultra-Thin Atmosphere Around Tiny Kuiper Belt Object