Science ❯ Astrophysics

Solar Phenomena

Solar Flares Solar Wind Coronal Mass Ejections Eclipse Mechanics Solar Eclipses Coronal Holes Active Regions Solar Corona Eclipses Sun

Manhattanhenge Season Underway With Full‑Sun Alignment Friday

Earth’s axial tilt makes the sunset shift along the horizon so Manhattan’s rotated street grid frames the sun for a roughly 44‑day viewing season.

OIST Team Dates Giant 1200–1201 Solar Proton Event Using Diary and Tree Rings

Fast Solar Wind From Small Coronal Hole Reaches Earth, Weak Storms Possible

Spain Publishes 2026 Eclipse Maps as NASA Confirms Long 2027 Totality

NASA Confirms Loss of Contact With MAVEN After Routine Mars Occultation

Russian Lab Forecasts Calm Geomagnetic Field Today, Slight Rise in Solar Flares

Chandrayaan-2 Records First Direct Solar Storm Effects on the Moon’s Exosphere

Earth Enters Fast Solar-Wind Stream as Moderate Geomagnetic Storm Begins

Brazil Study Finds Statistical Link Between Solar Storms and Heart Attacks in Women

NASA Study Finds Sun’s Long-Term Activity Rebounded, Raising Space-Weather Risks

Sept. 21 Partial Solar Eclipse to Darken Southern Skies, Miss India

Study Finds Solar Flares Superheat Ions 6.5 Times More Than Electrons

Solar Orbiter Study Separates Fast Solar Electrons Into Flare and CME Origins

NASA Unveils Highest-Resolution Solar Eruption Images From Parker Probe

NASA Releases Closest-Ever Images of the Sun From Parker Solar Probe

Inouye Solar Telescope Maps 20-Kilometer-Wide Magnetic Striations on Sun’s Surface

NASA Confirms First Visible-Light Aurora Observed on Mars

One Year Later: Reflecting on the 2024 Great North American Eclipse

NASA's Parker Solar Probe Completes Record-Breaking Sun Flyby

Solar Probes Uncover Mechanism Behind Solar Wind Acceleration