The object, the latest “quasi-moon” detected by astronomers, could be with us for almost another 60 years. By Robin George Andrews The Earth stands alone in the solar system as a habitable world, as ...

From Mars, Earth transits the Sun four times in a 284-year cycle. The transits occur in either May or November at intervals of 100.5, 79, 25.5, and 79 years. During these events, Earth and the Moon ...

New research suggests that Theia, the object whose collision with Earth is theorized to have caused the formation of the moon, came from closer to the sun. Artist’s impression of the collision between ...

The last total lunar eclipse visible from the U.S. happened less than a year ago, on March 13, 2025. That night, it was cloudy in Duluth, but satellite photos showed clear skies about 75 miles to the ...

May 2026 will feature two full moons—the Flower Moon on May 1 and a rare Blue Moon later in the month—creating a unique blend of astronomical precision and cultural tradition. Astronomically, both ...