Which planet has a “Great Red Spot” and could have been a star if it were ten times more massive?

Touring Our Solar System discussion

Distinguish between the Lunar maria and Lunar highlands.

What planet has the highest surface temperature and has an atmosphere that is 97% carbon dioxide?

Which planet has a “Great Red Spot” and could have been a star if it were ten times more massive?

Which planet is known as the “Red planet” and has a similar length day and axial tilt as the Earth.