Author: Astronomy Staff

Exoplanets, Planets

How do super-Earths compare to the mass of Earth?

Astronomy for beginners

Infinity and Beyond video series premiering June 18

Astronomy for beginners

Explore Scientific ups its outreach game with new Explore Alliance program

Stars

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

Exoplanets, Planets, Robotic Spaceflight, Solar System

How would a helicopter lift off the surface of Mars?

Galaxies, Stars

What would happen if two stars collided?

Exoplanets, Planets, Solar System

Is it possible to see meteors on Mars?

The Sun

When will the Sun become a black dwarf?

Cosmology

Does the space inside an atom expand with the universe?

The Sun

Have sunspots been observed on other stars?

Exotic Objects

How do astronomers calculate the mass of a black hole?

Robotic Spaceflight, Science

How do photons propel solar sails?