State of the Planet

News from the Columbia Climate School

meteorites

  • Was It an Alien Spacecraft—Or a Delivery Truck?

    Was It an Alien Spacecraft—Or a Delivery Truck?

    A Harvard astronomer says a meteor came from beyond our solar system. A new study questions whether his data includes a more obvious explanation.

  • An Archive of the Stars Is Born

    An Archive of the Stars Is Born

    NASA has designated a group at Lamont-Doherty Earth Observatory with preserving and making easily accessible data from all the extraterrestrial material curated by the agency.

Banner with images representing environmental issues and text "You Asked: Our Scientists and Experts Answer Your Burning Questions."

You Asked invites you to share your most pressing questions about climate, science, and sustainability. Lamont-Doherty Earth Observatory and Columbia Climate School experts will respond with clear, evidence-based answers. Pose your questions and story ideas!

  • Was It an Alien Spacecraft—Or a Delivery Truck?

    Was It an Alien Spacecraft—Or a Delivery Truck?

    A Harvard astronomer says a meteor came from beyond our solar system. A new study questions whether his data includes a more obvious explanation.

  • An Archive of the Stars Is Born

    An Archive of the Stars Is Born

    NASA has designated a group at Lamont-Doherty Earth Observatory with preserving and making easily accessible data from all the extraterrestrial material curated by the agency.