URSY.NEWSPART OF THE URSY NETWORKSign inToday's headlines

URSY.NEWS / NASA / 21 Sep 2026

NASA Discovery Reveals Complex Water Systems on Early Mars

Publisher access: Free. This source-level label does not guarantee access to every article. View grouping and provenance.

When NASA’s Perseverance rover reached the inner edge of Mars’ Jezero Crater in September 2023, mission scientists were surprised by what they found. Called the “Margin Unit,” the geologic area stretches along the shoreline of an ancient Martian lake, so they expected sedimentary rocks, which would have formed as layers of sand piled on top […]

Read the full story at www.nasa.gov

URSY.NEWS archives headline details from the publisher's own feed and links you to the publisher. The article itself lives — and stays — with NASA.

Time supplied by the publisher feed. First observed by URSY:

Science, elsewhere