But by the time it got within range, the planets had disappeared.

The tiny camp was lost to sight at once, and in a moment the entire planet disappeared.

The planet had not disappeared that soon for as long as they'd been monitoring it.

After this, the planet disappeared into the warp entirely.

The planet disappeared and they were back looking at the vast game-board again.

Since the planets disappear from time to time when they approach the Sun, careful attention is required to identify all five.

These planets, however, disappeared long ago, becoming food for the stars they were orbiting around.

Then the final battle takes place, and both planets disappear.

They knew there were eight days in the Venus cycle when the planet disappeared.

Question: how would knowing that the planet would disappear in 10,000 years change your typical day?