"We are the first mission to be able to track space weather events in three dimensions routinely across the solar system." ...

Mars's moon Phobos is so strange that no one knows how it formed. But a forthcoming mission could solve this mystery - and a host of other puzzles connected to the solar system's deep past ...

Jan. 15, 2025 — New observational data and simulation models have confirmed a new type of planet unlike anything found in the Solar System. This provides another piece of the puzzle to ...

An object eight times the mass of Jupiter may have swooped around the sun, coming superclose to Mars' present-day orbit ...

Long ago, a planetary object eight times the mass of Jupiter may have once visited the solar system and altered […] The post ...

"[T]he puzzle for theoretical astrophysics has long ... Although most simulations created conditions very unlike the current solar system, the researchers found that in approximately 1% of the ...

The exoplanet GJ 1214 b was a puzzle for more than a decade because its dense ... That is why it is a “sub-Neptune”, a class of exoplanet that does not occur in our Solar System. To reveal its secrets ...

The ‘Martian dichotomy’ is one of the Solar System’s greatest mysteries – but new research in closing in on a solution.

More NASA, ESA, Caltech / ISTOCK / GETTY IMAGES PLUS "[T]he puzzle for theoretical astrophysics ... of a large object passing through the solar system to determine if such a cosmic visitor may ...

But that theory raises the question of whether this life-delivering bombardment ever successfully occurred on any other ...