Activity for MichaelK‭

Type	On...	Excerpt	Status	Date
Answer	—	A: How can the Hertzsprung-Russell diagram be used in star building? Yes, stars can exist in the "black" area of your diagram. Here is a more detailed diagram, and this only plots 22 000 stars. There are more than a million times more stars just in the Milky Way galaxy. That depends entirely on what region of space you are looking at. And why is this even impo... (more)	—	almost 6 years ago
Answer	—	A: Could animal life develop on the TRAPPIST-1 planets? Considering that Hydrothermal Vents are teeming with animal life, in absolute darkness, in conditions that are outright hostile to most surface life (most notably the complete lack of air), there is presently no information about TRAPPIST-1 that precludes advanced animal life. Quoting from Wikipedi... (more)	—	almost 8 years ago