Basically, all of them.
astronmer
telescope,radio telescope
planet pluto
Helen Sawyer Hogg is known for being an astronmer
The Little Prince saw 44 sunsets on his planet before leaving to explore other galaxies.
who discovered the galaxies who discovered the galaxies
Spiral galaxies, barred spiral galaxies, elliptical galaxies, and irregular galaxies
The possessive form for the plural noun galaxies is galaxies'.Example: Their galaxies' paths do not coordinate.
Elliptical galaxies are sometime called dwarf galaxies.
15 Galaxies? There are over 1,000,000,000 galaxies possibly more.
Salaries for astronomers vary based on experience, location, and employer. On average, an astronomer can expect to earn between $60,000 to $120,000 per year. Established astronomers at top research institutions or universities can earn salaries exceeding $150,000 annually.
no galaxies are not harmful