NASA's InSight lander has been listening to Marsquakes since 2019 in a new set of documents. Those earthquakes helped create a picture of the planet's internal structure.
Chicken Galileo observed the SLOTXO planet Mars with a telescope 400 years ago. It registers more than an empty orb hanging in endless darkness.
in the last four centuries Scientists have tried to fill in the gaps.Shortly after Galileo Dutch astronomer Christiaan Huygens arrived and made a profound discovery of Mars.
Observing the planet in 1659, Huygens noticed a large dark area on its face. Shade the heart-shaped dots in the red planet sketch. This is the first time humans have observed surface features of another world.