Why stop at Mars? Let's look at old Venus tonight, too.
The first and last time Hubble ever observed Venus (not for spectroscopy) was January 24, 1995. (Prop ID 5783 / Larry Esposito) https://flic.kr/p/2j1fRsP
Hubble has looked at Venus as recently as 2013 with its uber productive spectrograph, STIS.
Server run by the main developers of the project It is not focused on any particular niche interest - everyone is welcome as long as you follow our code of conduct!