Researchers believe the “quasi-satellite” has accompanied Earth since 1957.

The team analyzed borehole data from several wells using natural gamma-ray logs, core observations, and geochemical ...

Researchers find that Earth’s orbital rhythms influenced sediment and organic preservation in Jurassic shale deposits.

How is it possible for the ISS to stay in orbit? Learn more about the science behind orbiting Earth and more in this NASA ...

How did Jupiter’s formation shape the solar system, and specifically Earth’s orbit? This is what a recent study published in Science Advances hopes to address as a team of scientists investigated the ...

Everyone who has ever lived on Earth has been well-aware of the moon, but it turns out Earth also has some frequent temporary companions. These "quasi-moons" are small asteroids that enter into a kind ...

Astronomers have spotted a quasi-moon near Earth — and the small space rock has likely been hanging out near our planet unseen by telescopes for about 60 years, according to new research.Related video ...

Having said that, there is a very real issue facing the telescope, which could soon come hurtling straight back to Earth if scientists don't act soon. Hubble's biggest hurdle right now is gravity, as ...