Ask Astro | Page 11 of 20 | Astronomy.com

Ask Astro: Why does the Moon disappear during New Moon?

Cosmology, Galaxies

Ask Astro: If dark matter is invisible, then how do we detect it?

Galaxies, Milky Way

Ask Astro: How many satellite galaxies does the Milky Way have?

Exoplanets, Planets

Ask Astro: Can planets be pear-shaped, or are they all spheres?

Exoplanets, Planets, Solar System, Stars

Ask Astro: Could Jupiter ever become a star?

Ask Astro: How do astronomers know if an object came from another star?

Milky Way, The Sun

In which direction does the Sun move through the Milky Way?

How did stony meteorites form from the dust cloud of the early solar system?

When Sirius A expands into a red giant, could white dwarf Sirius B go supernova?

Exoplanets, Planets, Solar System

Is it possible to see meteors on Mars?

Exoplanets, Planets

Ask Astro: How do scientists determine the chemical compositions of the planets and stars?

What is the difference between a globular star cluster and an open star cluster?