Celestial Mechanics

Orbital Dynamics Asteroid Formation Meteorology Star Encounters Star Rotation Gravity Assist Eclipse Mechanics Asteroid Composition Meteor Prediction Asteroid Dynamics Planetary Atmospheres Gravitational Interactions Protoplanetary Disks Planetary Systems Asteroid Trajectories Trajectory Analysis Trajectory Calculations Lunar Phases Asteroid Orbits Eclipse Phenomena

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last mo.

NASA Updates Moon Impact Risk for Asteroid 2024 YR4 to 3.8%

The asteroid, estimated to be 174-220 feet in diameter, poses no threat to Earth but could create a visible crater on the Moon if it collides in December 2032.

23 ARTICLES

last mo.

NASA's Curiosity Captures First-Ever Image of Earth and Mars' Moon Phobos Together

3 ARTICLES

8mo ago

Ancient Stellar Flyby Reshaped Outer Solar System's Orbits

2 ARTICLES

9mo ago

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

3 ARTICLES

9mo ago

Astronomers Track Star's Ongoing Struggle with Supermassive Black Hole

6 ARTICLES

9mo ago

Asteroid Deflection Mission Debris Could Reach Earth and Mars

7 ARTICLES

9mo ago

Gaia Telescope Uncovers Hidden Moons Around Hundreds of Asteroids

6 ARTICLES

10mo ago

NASA's DART Mission Yields Crucial Insights on Asteroid Deflection

3 ARTICLES

10mo ago

ESA's RAMSES Mission Set to Explore Asteroid Apophis in 2029

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Celestial Mechanics

NASA Updates Moon Impact Risk for Asteroid 2024 YR4 to 3.8%

Asteroid 2024 YR4 Ruled Out as Earth Threat, Moon Impact Risk Rises

Asteroid 2024 YR4 Ruled Out as Earth Threat, Moon Impact Still Possible

Partial Lunar Eclipse to Grace Germany's Morning Sky This Friday

Astronomers Identify Potential Fastest-Moving Exoplanet System

Gaia Spacecraft Confirms First Exoplanet and Brown Dwarf Using Astrometry

NASA's Juno Detects Record-Breaking Volcanic Eruption on Jupiter's Moon Io

Asteroid 2024 YR4 Could Approach Earth in 2032 with Low Impact Risk

Astronomers Observe Unprecedented X-Ray Flashes from Distant Black Hole

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

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Celestial Mechanics

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

NASA's Parker Solar Probe to Make Historic Closest Approach to the Sun

New Research Reveals the Moon Is Older Than Previously Believed

Interstellar Object May Have Shaped Planetary Orbits in Early Solar System

Parker Solar Probe Completes Final Venus Flyby for Historic Sun Mission

NASA's Perseverance Captures Unique Phobos Solar Eclipse on Mars

Jupiter's Great Red Spot Exhibits Unprecedented Oscillations in Size and Speed

ESA's Hera Mission to Launch for Asteroid Investigation

NASA's Curiosity Captures First-Ever Image of Earth and Mars' Moon Phobos Together

Ancient Stellar Flyby Reshaped Outer Solar System's Orbits

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

Gaia Telescope Uncovers Hidden Moons Around Hundreds of Asteroids

NASA's DART Mission Yields Crucial Insights on Asteroid Deflection

ESA's RAMSES Mission Set to Explore Asteroid Apophis in 2029

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Celestial Mechanics