Across
- 4. The process that makes the Sun get energy to shine.
- 6. The simplest and lightest element — and the main ingredient of the mysterious cloud.
- 7. The invisible force that helps pull gas and dust towards a black hole.
- 9. The mysterious, sudden drop in light that gave the scientists an important clue.
Down
- 1. The famous science journal that published the team's findings.
- 2. The mysterious cloud was roughly the size of our entire _____ system.
- 3. The colour that made the mysterious space object look so strange.
- 5. This stuff floating through space can block blue light and let more red light through.
- 7. A gigantic collection of stars, gas and dust.
- 8. This giant telescope floats in space and helped spot the mysterious red dot.