Team links comet water to Earth's oceans

Researchers have found that water on Comet 67P/Churyumov–Gerasimenko has a similar molecular signature to the water in Earth's oceans. Contradicting some recent results, this finding reopens the case that Jupiter-family ...

Publication outlines steps for building astronomy databases

Data access, or the availability of new and archival data for use by other scientists and the public, is key to scientific advancement. How data is presented, searched, and formatted determines accessibility, and it can be ...

Planetary scientists confirm new main-belt comet

A mysterious object discovered in the main asteroid belt in 2021 was determined to be a main-belt comet by Planetary Science Institute Senior Scientist Henry Hsieh, Scott Sheppard of the Carnegie Institution for Science and ...

Five space mysteries Proba-3 will help solve

ESA's Proba-3 will be the first mission to create an artificial total solar eclipse by flying a pair of satellites 150 meters apart. For six hours at a time, it will be able to see the sun's faint atmosphere, the corona, ...

Dragonfly is going to Titan on a Falcon Heavy

NASA has given SpaceX the contract to launch the Dragonfly mission to Saturn's moon Titan. A Falcon Heavy will send the rotorcraft and its lander on their way to Titan in 2028, if all goes according to plan, and the mission ...

Perseverance now arriving at Pico Turquino

Perseverance has been continuing its sightseeing tour of the Jezero crater rim, with this week's travel itinerary including an up-close look at Pico Turquino. Here, the team hopes to investigate the history recorded in this ...