black hole (Except there isn't one of these in our solar system.)
Bebhionn, Bergelmir, and Bestla - moons of Saturn
Bianca and Belinda - moons of Uranus
Biela, Brorsen, Brooks, Brorsen-Metcalf, Boethin, Bus, Bowell-Skiff, Brewington, Barnard, Bennett, Beljawski, Bradfield, and several others - comets
Anything on Earth that starts with B...
Birmingham, Bromley, Bermondsey, and Buckingham are all in the solar system, plus Belgium and Barbados.
Yes. If your ray's endpoint is the letter A and it goes on forever in the direction of the letter B, that is not the same as a ray that starts at the letter B and goes on forever in the direction of the letter A. So always name your ray starting with the endpoint letter.
A beluga whale is a marine mammal that starts with the letter B and can be found in the ocean.
Cosmography
The astronomy event of Aphelion happens two weeks after the June Solstice or around July 4th. However, the actual date of Aphelion changes every year!
B
bra
I just ran into having the same question. The only thing I can think of starting with the letter B is blouse.
"BE HOME BY 6:00!" Lol!
You should wear bowling shoes at the bowling alley. They begin with the letter B.
Beret, or blouse, bandannas or bags I guess could work too.
beanie
No States starting with the letter 'B' in the United States. Alabama and Nebraska both contain the letter 'b'.
Beer
Blue
beer
barye
J. B. Sidgwick has written: 'Introducing astronomy' -- subject(s): Astronomy, Constellations 'Astronomy for night watchers' -- subject(s): Astronomy 'Observational astronomy for amateurs' -- subject(s): Astronomy, Observers' manuals