Four zinnia plants on the International Space Station are sickly or dead after mold was discovered in the Veggie experiment facility late December, according to NASA. The problem was immediately traced back to excessive water in the experiment, which was addressed. There are still three healthy plants that appear unaffected by the issue.
The supermassive black hole is 40 million times as massive as the sun and powers a quasar that existed 700 million years after the Big Bang.
The asteroid zoomed by Earth at a perfectly safe distance of around 1.8 million miles (2.9 kilometers).
Images show surprise changes to the spacecraft as it interacted with the atmosphere.
