Ultima Thule Archives

Arrokoth and Other Kuiper Belt Objects Contain Pristine Ices, Study Suggests

By News Staff April 2, 2024

A duo of planetary scientists from Brown University and the SETI Institute has found that the Kuiper Belt object (486958) Arrokoth, which was the target of the January 1, 2019…

Kuiper Belt Object Arrokoth’s Large Mounds Have Common Origin, New Study Suggests

By News Staff October 3, 2023

The 5-km-long mounds that dominate the appearance of the larger lobe of Kuiper Belt object (486958) Arrokoth are similar enough to suggest a common origin, according to new research. New…

Arrokoth and Other Kuiper Belt Objects Contain Pristine Ices, Study Suggests

Kuiper Belt Object Arrokoth’s Large Mounds Have Common Origin, New Study Suggests

AMS Detector Reveals Surprising Surplus of Cosmic Rays Made of Deuterons

Study: Asteroid Psyche Originated beyond Solar System’s Snow Line and Later Migrated to Main Belt