4 days ago · Get the latest space exploration, innovation and astronomy news. Space.com celebrates humanity's ongoing expansion across the final frontier.

Sep 30, 2024 · NASA scientists calculated that Earth should have captured a "second moon" on Sunday (Sept. 29). The "mini-moon" is actually the tiny asteroid 2024 PT5, which usually orbits the sun as part of a ...

Feb 9, 2023 · The James Webb Space Telescope is peering across the universe to discover new things about planets, galaxies and other cosmic objects.

May 7, 2024 · A new study provides some theoretical underpinning to sci-fi warp drives, suggesting that the superfast propulsion tech may not forever elude humanity.

Nov 19, 2024 · SpaceX is launching Starship on its 6th test flight today (Nov. 18), with another Super Heavy catch back at the rocket's launch tower. Watch the action live on Space.com.

Nov 21, 2024 · SpaceX's Starship megarocket performed well on its sixth test flight, which occurred on Tuesday (Nov. 19). So, what's next for the giant reusable vehicle?

May 23, 2023 · During the last few days, astronomers have been pointing their telescopes toward a familiar object in the night sky for a look at a rare event: A new supernova.

Jul 6, 2022 · How cold is space, does it ever drop to absolute zero and what happens if you fall into it without a spacesuit?

May 10, 2022 · Hubble's law explains that as the universe expands, galaxies are stretched further and further apart

Jul 13, 2022 · Our best current theory about how galaxies form involves gravity, dark matter and mergers.