On Feb. 26, 1966, NASA launched its new Saturn IB rocket on its first test flight. See how it happened in our On This Day in Space video series!
Here's a guide to all the rocket launches and astronomical events in 2020, as well as milestones for space missions, anniversaries and conferences.
The Red Planet briefly disappeared behind the moon for skywatchers in North America on Tuesday (Feb. 18), providing a rare celestial treat for early risers and astrophotographers.
An Ariane 5 rocket will launch two new satellites for Japan and South Korea from French Guiana today (Feb. 18) at 5:18 p.m. EST (2218 GMT), and you can watch it live online.
The first flight of NASA's Space Launch System and Orion crew capsule was originally scheduled to launch this year, but the mission is now expected to slip to 2021.
Starliner's crew module could have "bumped" into its service module after separation if Boeing hadn't caught the error.
Three Expedition 61 crewmembers will leave the International Space Station and return to Earth Thursday (Feb. 6), and you can watch their journey home live online.
Northrop Grumman's Cygnus NG-12 cargo spacecraft departed the International Space Station today (Jan. 31) and will spend the next month completing a secondary mission before meeting its fiery demise.
A prototype of SpaceX's Starship Mars-colonization spacecraft blew its lid in a crucial pressure test late Tuesday night (Jan. 28).
Tonight (Jan. 28), you can catch the crescent moon make a close approach to Venus in the evening sky.
A new memorial for Félicette, the first and only cat to go to space, has arrived at its permanent home at the International Space University in Strasbourg, France.
The waning crescent moon will form a triangle with the Red Planet and the bright star Antares in the morning sky on Monday (Jan. 20), and you can catch the trio in the morning sky before dawn.
In its first launch of the year, Arianespace successfully used an Ariane 5 rocket to launch two new communications satellites into orbit for Eutelsat and India. See photos of the mission here!
The European launch provider Arianespace will use an Ariane 5 rocket to launch two new communications satellites into orbit today (Jan. 16), and you can watch it live online.
Two NASA astronauts are taking a spacewalk outside the International Space Station today (Jan. 15), and you can watch all the action live online.
A SpaceX Dragon cargo resupply spacecraft will undock from the International Space Station today (Jan. 5) to begin a 5-hour journey back to Earth, and you can watch its departure live online.
The 2020 Quadrantid meteor shower will peak overnight on Jan. 3-4, and the moon will be favorable to see the faint display of "shooting stars." Here's our guide.
The year 2019 was an amazing one for space photography. From rocket launches to the northern lights, here's 100 cosmic views dazzled us as the year made its annual trip around the sun.
The third and final solar eclipse of the year is coming up on Dec. 26. Here's a guide to when, where and how to see it.
Boeing will make history this week when it sends its CST-100 Starliner spacecraft to the International Space Station for the first time, and you can keep up with the weeklong mission live online.
Astronomers gazing into the heart of the Milky Way have discovered new clues about our galaxy's dramatic past.
NASA just appointed a new leader for its human spaceflight program, and he’s dead set on making sure the agency puts astronauts on the moon in 2024.
An Ariane 5 rocket will launch two new communications satellites from French Guiana today (Nov. 26), and you can watch it live online.
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