Though no direct evidence of life has been found, models suggest Ceres had hot water shooting into its underground oceans ...

In our September 2025 issue, astronomer and Pluto mission leader S. Alan Stern explores how the field of planetary science has transformed during his decades-long career. From the discovery of ...

Astronomer and Pluto mission leader S. Alan Stern explores how the field has transformed during his decades-long career.

Scientists have calculated the odds of a catastrophic asteroid impact compared to other causes of death—to surprising results.

China proposes flyby mission to asteroid Apophis during 2029 Earth encounter Chinese scientists are proposing using a ...

Asteroids have long been described as the leftover pieces from the solar system’s early construction. They are like the ...

The Planetary Science Journal is an open access journal devoted to recent developments, discoveries, and theories in planetary science.

A new international study published in Earth and Planetary Science Letters reveals that the boundaries between geological ...

The costs of big planetary missions are skyrocketing; the $2.5-billion Mars Science Laboratory that is scheduled to land on 6 August is one of the most expensive Mars missions ever.

Oceanography, Vol. 35, No. 1, SPECIAL ISSUE ON OCEANS ACROSS THE SOLAR SYSTEM (JUNE 2022), pp. 10-15 (6 pages) Arrigo, K.R., D.K. Perovich, R.S. Pickart, Z.W. Brown ...

Planetary science began in earnest with Galileo's studies of the planets and their moons. For 350 years our view of the Solar System was filtered through ground-based telescopes and honed by ...

Jennifer Heldmann stared at the computer screens on her desk, watching as a rocket's upper stage slammed into a crater near the South Pole of the Moon. In the name of science, a 2.3-ton chunk of steel ...