“Ancient Meteorite Found in the Sahara Holds Secrets About Mars’ Watery Past”

Key points

• Teghaza 001 is an ancient Martian meteorite found in the Sahara.
• Studies in Science and Science Advances link it to Mars' hydrosphere.
• Apatite crystals preserve hydrogen signatures from Mars' interior and water.
• Researchers describe the meteorite as a Rosetta Stone for Mars' crust interactions.
• The rock dates to about 500 million years after solar system formation.