明末清初

明 = 日 + 月 : A searchlight. Together with the moon, Marilyn Monroe is looking for the sun just inside the engine's kitchen. To make the search easier they use a searchlight.

明 = 日 + 月 : A searchlight. Together with the moon, Marilyn Monroe is looking for the sun just inside the engine's kitchen. To make the search easier they use a searchlight.

末 = 一 + 木 : Mnemonic symbol: a Jehovah’s Witness, because they think the end (末) is near.

Mahatma Gandhi (m) set up a giant flute (一) on a Christmas tree (木), trying to raise awareness for the Roof of the World in the observatory's bathroom (o4). He chose the flute and the tree as symbols for the sky and nature, but as Jehovah’s Witness (末) enters, she thinks it's the sky that has fallen down on our heads, and the end (末) of days is ultimately here.

清 = 氵 + 青 : In front of the engine, the Queen of Hearts suspiciously and closely inspects a fountain of youth. With a bottle, she scoops water again and again and inspects how clear the water is when she pours it back into the fountain.

清 = 氵 + 青 : In front of the engine, the Queen of Hearts suspiciously and closely inspects a fountain of youth. With a bottle, she scoops water again and again and inspects how clear the water is when she pours it back into the fountain.

初 = 刀 + 衤 : Back in the days when Chantal Chicken first arrived at the space station as the first junior scientist, she tried really hard to make a good first impression and put on a royal ermine coat. Just to be save she hid a cleaver behind her back just in case she wouldn't be received well.