The head of planetary defense at the European Space Agency discusses 2024 YR4, an asteroid with a small chance of striking ...

Because the Moon is over a quarter the diameter of Earth, the Earth-Moon system is often cited as the pairing in our Solar ...

Only when the moon, Earth and the sun are perfectly aligned is the moon 100% full. And sometimes — once in a blue moon — the moon is full twice in a month (or four times in a season ...

The Moon will pass into Earth's shadow and appear to turn red on the night of March 13 or early in the morning of March 14, depending on ...

NASA will use the James Webb Space Telescope to gather crucial data on the size of asteroid 2024 YR4, which has a small ...

For a brief, but exciting, time last year, Earth had two moons. A small asteroid lingered close to our planet in its orbit ...

A small space rock that lingered near Earth last year and was referred to as its temporary “mini-moon” may actually ... the object’s orbit around the sun is similar to Earth’s, suggesting ...

The four planet-strong "planet parade" currently visible to the naked eye in the night sky for a short time after sunset will ...

The next full moon, known as the snow moon, will rise in mid-February. Stargazers can see it illuminate the skies in the ...

The company plans to capture HD imagery of a total lunar eclipse from the moon when Earth will move directly between our neighbor and the sun as it travels along its orbital path. On Earth, those in ...

The Moon will pass into Earth’s shadow and appear to turn red on the night of March 13 or early in the morning of March 14, depending on time zone. Here’s what you need to know about the total lunar ...

The phenomenon of a Full Moon arises when our planet, Earth, is precisely sandwiched between the Sun and the Moon. This alignment ensures the entire side of the Moon that faces us gleams under ...