Science ❯Astronomy

Celestial Mechanics

Orbital Dynamics Gravitational Forces Comets Planetary Orbits Moon's Orbit Planetary Motion Moon Orbit Gravitational Assists Asteroids Gravity Assists Gravity Assist Gravitational Interactions Eclipse Cycles Leap Years Lunar Nodes Earth-Moon-Sun System Gravitational Capture Perihelion YORP Effect Orbital Path Lunar Phases Binary Systems Solar Eclipses Earth's Orbit Dynamical Astronomy Gravitational Dynamics Seasons Moons Ecliptic Plane Moon Formation Gravitational Scattering Earth's Rotation Gravitational Phenomena Eclipse Predictions Asteroid Dynamics Asteroid Impact Earth-Moon-Sun Alignment

Rare Seven-Planet Alignment Visible This Week

NASA Supercomputer Reveals Spiral Structure in Solar System’s Outer Edge

Rare Planetary Parade of Seven Planets Peaks on February 28

February 2025 Sky Highlights: Venus, Jupiter, Mars, and Rare Lunar Occultations

Elon Musk's Tesla Roadster Mistaken for Asteroid by Astronomers

Ancient Interstellar Object May Have Reshaped Solar System's Planetary Orbits

Rare Planetary Alignment Offers Stunning Night Sky Views Through February

New 'Kiss and Capture' Theory Explains Pluto and Charon's Formation

Pluto and Charon's Formation Explained by 'Kiss and Capture' Collision

Earth Reaches Closest Point to the Sun Today, But Northern Hemisphere Remains Cold

NASA's Lucy Spacecraft Executes Second Earth Gravity Assist

Interstellar Object May Have Shaped Planetary Orbits in Early Solar System

Scientists Identify Two Distinct Types of Newly Discovered 'Dark Comets'

Study Explores Potential for Rogue Planets to Join Solar System

Earth's Temporary 'Mini Moon' Departs After Two-Month Stay

Astronomers Discover Youngest Transiting Exoplanet Ever Observed

NASA's Perseverance Captures 'Googly Eye' Eclipse on Mars

Rare Celestial Event: Supermoon and Comet Illuminate Night Sky

Astronomers Unveil Twin Brown Dwarfs Solving Decades-Old Mystery

Supermassive Black Hole Unleashes Star's Debris on Nearby Celestial Body

Two Comets to Illuminate Fall Skies, Offering Rare Celestial Show

Earth Temporarily Captures Mini-Moon 2024 PT5

Earth to Host Temporary Mini Moon Until November

Earth to Temporarily Capture a 'Mini-Moon' This Weekend

Earth to Temporarily Gain a Second Moon

September Equinox Marks Seasonal Shift and Potential for Intense Northern Lights

Earth to Temporarily Gain a 'Mini-Moon' Starting September 29

BepiColombo Captures Unprecedented Mercury Flyby Images

NASA's DART Mission May Create First Human-Made Meteor Shower

Astronomers Track Star's Ongoing Struggle with Supermassive Black Hole

Asteroid Deflection Mission Debris Could Reach Earth and Mars

ESA's Juice Spacecraft Executes Historic Lunar-Earth Flyby

Gaia Telescope Uncovers Hidden Moons Around Hundreds of Asteroids

Mercury Retrograde 2024: Understanding the Celestial Illusion

Kepler's 1607 Sunspot Drawings Illuminate Solar Cycle Mysteries

NASA's Lucy Discovers Complex History of Asteroid Dinkinesh and Its Binary Moon Selam