Stars Altair Motion Among the Stars During 2 Million Years Dec 30, 2022Sep 29, 2023 Solar System If the Sun Loses a Third of its Mass in 50 Days Dec 16, 2022Sep 29, 2023 Stars Vega Motion Among the Stars During 2 Million Years Dec 9, 2022Sep 29, 2023 Stars Sirius Motion Among the Stars During 2 Million Years Dec 4, 2022Sep 29, 2023 Planets Moon Orbit Precession Nov 24, 2022Sep 29, 2023 Asteroids Asteroid Apophis Closest Approach to the Earth in April 13, 2029 Nov 16, 2022Sep 29, 2023 Constellations Scorpius Constellation and its Change over 400 Thousand Years Nov 2, 2022Sep 29, 2023 Solar System Simulated Invasion of an Alien Star, Capture of Mars and Uranus. Part 2 Oct 24, 2022Sep 29, 2023 Solar System Simulated Invasion of an Alien Star, Capture of Mars and Uranus Oct 19, 2022Sep 29, 2023 89101112
Solar System If the Sun Loses a Third of its Mass in 50 Days Dec 16, 2022Sep 29, 2023 Stars Vega Motion Among the Stars During 2 Million Years Dec 9, 2022Sep 29, 2023 Stars Sirius Motion Among the Stars During 2 Million Years Dec 4, 2022Sep 29, 2023 Planets Moon Orbit Precession Nov 24, 2022Sep 29, 2023 Asteroids Asteroid Apophis Closest Approach to the Earth in April 13, 2029 Nov 16, 2022Sep 29, 2023 Constellations Scorpius Constellation and its Change over 400 Thousand Years Nov 2, 2022Sep 29, 2023 Solar System Simulated Invasion of an Alien Star, Capture of Mars and Uranus. Part 2 Oct 24, 2022Sep 29, 2023 Solar System Simulated Invasion of an Alien Star, Capture of Mars and Uranus Oct 19, 2022Sep 29, 2023 89101112
Stars Vega Motion Among the Stars During 2 Million Years Dec 9, 2022Sep 29, 2023 Stars Sirius Motion Among the Stars During 2 Million Years Dec 4, 2022Sep 29, 2023 Planets Moon Orbit Precession Nov 24, 2022Sep 29, 2023 Asteroids Asteroid Apophis Closest Approach to the Earth in April 13, 2029 Nov 16, 2022Sep 29, 2023 Constellations Scorpius Constellation and its Change over 400 Thousand Years Nov 2, 2022Sep 29, 2023 Solar System Simulated Invasion of an Alien Star, Capture of Mars and Uranus. Part 2 Oct 24, 2022Sep 29, 2023 Solar System Simulated Invasion of an Alien Star, Capture of Mars and Uranus Oct 19, 2022Sep 29, 2023 89101112
Stars Sirius Motion Among the Stars During 2 Million Years Dec 4, 2022Sep 29, 2023 Planets Moon Orbit Precession Nov 24, 2022Sep 29, 2023 Asteroids Asteroid Apophis Closest Approach to the Earth in April 13, 2029 Nov 16, 2022Sep 29, 2023 Constellations Scorpius Constellation and its Change over 400 Thousand Years Nov 2, 2022Sep 29, 2023 Solar System Simulated Invasion of an Alien Star, Capture of Mars and Uranus. Part 2 Oct 24, 2022Sep 29, 2023 Solar System Simulated Invasion of an Alien Star, Capture of Mars and Uranus Oct 19, 2022Sep 29, 2023 89101112
Planets Moon Orbit Precession Nov 24, 2022Sep 29, 2023 Asteroids Asteroid Apophis Closest Approach to the Earth in April 13, 2029 Nov 16, 2022Sep 29, 2023 Constellations Scorpius Constellation and its Change over 400 Thousand Years Nov 2, 2022Sep 29, 2023 Solar System Simulated Invasion of an Alien Star, Capture of Mars and Uranus. Part 2 Oct 24, 2022Sep 29, 2023 Solar System Simulated Invasion of an Alien Star, Capture of Mars and Uranus Oct 19, 2022Sep 29, 2023 89101112
Asteroids Asteroid Apophis Closest Approach to the Earth in April 13, 2029 Nov 16, 2022Sep 29, 2023 Constellations Scorpius Constellation and its Change over 400 Thousand Years Nov 2, 2022Sep 29, 2023 Solar System Simulated Invasion of an Alien Star, Capture of Mars and Uranus. Part 2 Oct 24, 2022Sep 29, 2023 Solar System Simulated Invasion of an Alien Star, Capture of Mars and Uranus Oct 19, 2022Sep 29, 2023 89101112
Constellations Scorpius Constellation and its Change over 400 Thousand Years Nov 2, 2022Sep 29, 2023 Solar System Simulated Invasion of an Alien Star, Capture of Mars and Uranus. Part 2 Oct 24, 2022Sep 29, 2023 Solar System Simulated Invasion of an Alien Star, Capture of Mars and Uranus Oct 19, 2022Sep 29, 2023 89101112
Solar System Simulated Invasion of an Alien Star, Capture of Mars and Uranus. Part 2 Oct 24, 2022Sep 29, 2023 Solar System Simulated Invasion of an Alien Star, Capture of Mars and Uranus Oct 19, 2022Sep 29, 2023 89101112
Solar System Simulated Invasion of an Alien Star, Capture of Mars and Uranus Oct 19, 2022Sep 29, 2023