SpaceTentative

Terran R: Mars Orbiter

expected 2028

expected 2028

—hype

Live score from visits, saves, calendar adds, shares, and comments.

    The clock starts when an exact day is announced.

    About this moment

    Terran R: Mars Orbiter is expected 2028. The exact day has not been announced yet.

    Relativity Space is preparing to launch Mars Orbiter on a Terran R from Cape Canaveral SFS, FL, USA. Mars science and telecommunications orbiter, with a NASA-developed atmospheric instrument suite called Aeolus. It includes a Doppler wind and temperature sensor, thermal limb sounder, surface radiometric sensors and a wide-field camera. Launch is expected in 2028 and no firm date has been announced yet.

    The source has announced a date range. An exact day has not been confirmed.

    Where
    United States of AmericaCape Canaveral SFS, FL, USA

    Date source

    Launch Library 2

    Last verified Sep 18, 2026

    Sources and attributions

    This is a public listing. If the date or details look wrong, tell us.

    Comments