by carbon, do they mean elemental carbon or organic compounds?

because the latter makes sense as an atmosphere. but how can elemental carbon be gaseous?

Can't imagine how it's year is 7.8 hours and the star doesn't shred it.

“The planet orbits a star that's completely bizarre — the mass of the Sun, but the size of a city” I'm no expert, but wouldn't that be a Neutron Star?

Fascinating.

The Doctor prob took someone on a date there.

Finally. Aliens.

NASA is using Fahrenheit these days, they've given up with SI after stoving their Mars lander into the Martian landscape.