Graphic 1.0 – Betelgeuse variable star cycle (hypothetical 2020 brightening cycle in blue.)
The Betelgeuse Summer Problem
03 Monday Feb 2020
Original size at 1296 × 588
03 Monday Feb 2020
Original size at 1296 × 588
Graphic 1.0 – Betelgeuse variable star cycle (hypothetical 2020 brightening cycle in blue.)