Voyager Technologies has reportedly filed its confidential paperwork to go public, hoping for a $2 billion to $3 billion valuation.

"Chemical rockets that we use today, even with the extra speed boost from flying by planets, or from swinging by the sun for ...

Astronomers are very familiar with the twin jets launched from the poles of supermassive black holes. These structures can ...

A new study suggests that a close encounter with a massive interstellar object, possibly eight times the mass of Jupiter, may ...