Home » Press Releases » Martian Moon May Have Come from Impact on Home Planet, New Study Suggests
Bookmark and Share
NASA Lunar Science Institute

Martian Moon May Have Come from Impact on Home Planet, New Study Suggests

24 Sep 2018, 22:30 UTC
Martian Moon May Have Come from Impact on Home Planet, New Study Suggests G. Neukum (FU Berlin) et al./ Mars Express/ DLR/ ESA

The weird shapes and colors of the tiny Martian moons Phobos and Deimos have inspired a long-standing debate about their origins.

The dark faces of the moons resemble the primitive asteroids of the outer solar system, suggesting the moons might be asteroids caught long ago in Mars’ gravitational pull. But the shapes and angles of the moons’ orbits do not fit this capture scenario.

Latest Vodcast

Latest Podcast

Advertise PTTU

NASA Picture of the Day

Astronomy Picture of the Day

astronomy_pod