The International Space Station will be transmitting SSTV today (Monday) noon to 3:30 pm and tomorrow (Tuesday) 9:25 am to 3:15 pm on 145.8 MHz FM mode.
Keep a transceiver or scanner receiver on 145.8 and patch the audio into a PC equipped with MMSSTV or similar decoding software. You might get a few images.
They usually use the PD120 SSTV mode. MMSSTV will automatically detect the mode.