Tossing a bad guy into the Sun sounds simple enough, but orbital mechanics make it a far trickier task than you'd expect.

Astronomers measure the speed at which the solar system is hurtling through space by mapping surrounding galaxies and ...

We live in changing times. While we once flippantly threw villains to the lions, now we seek to fire them into the sun.

Potential impactors are most likely to have low velocities and the highest likelihood of hitting Earth during the winter.

Planet hunters have grown used to strange worlds, but a handful of discoveries now point to something even more radical: ...

Theia, the world that helped form the Moon, came from the Solar System. Chemical clues in Earth and Moon rocks reveal this ...

If you’re seated while reading these words — as I am writing them — you’re most likely convinced that you and the room around you are stationary. What if I were to tell you, however, that this just is ...

Scientists traced the Moon's parent planet Theia to the inner Solar System, solving a 4.5-billion-year mystery.

Beginning Nov. 25, 2025, Mercury will be far enough west to peek above the horizon just before sunrise. Venus will also be naked-eye-visible as a bright point of light but you’ll want a telescope or a ...

Interstellar comet 3I/ATLAS got an accuracy boost thanks to a Mars orbiter, giving scientists insights and stronger planetary ...

For the first time in years, astronomers are seriously talking about adding a new member to the solar system’s planetary ...

These images help to unravel the magnetic mechanisms driving the sun's behavior and shaping the space environment throughout ...