A team of astronomers has found that Venus has never been habitable, despite decades of speculation that our closest planetary neighbor was once much more like Earth than it is today.
Astrobiology
Dec 2, 2024
2
137
Asteroids are remnants of the formation of our solar system, and while many can be found within the asteroid belt between the orbits of Mars and Jupiter, some cannot. One such object is asteroid (162173) Ryugu, a 1 km-wide ...
Popular media love talking about asteroid mining using big numbers. Many articles talk about a mission to Psyche, the largest metallic asteroid in the asteroid belt, as visiting a body worth $10,000,000,000,000,000,000, presumably ...
Planetary Sciences
Nov 29, 2024
1
40
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 ...
Astronomy
15 hours ago
0
72
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 ...
Astrobiology
10 hours ago
0
102
We have studied the skies for centuries, but we have only found two objects known to come from another star system. The first interstellar object to be confirmed was 1I/2017 U1, more commonly known as 'Oumuamua. It was discovered ...
Astronomy
Dec 2, 2024
0
45
An unusual planetary system with three known ultra-low density "super-puff" planets has at least one more planet, according to new research led by researchers from Penn State and Osaka University.
Planetary Sciences
10 hours ago
0
40
An international team of astronomers has investigated a planetary system consisting of three alien worlds orbiting the star TOI-396. The study, published Nov. 22 on the pre-print server arXiv, provides the first mass measurements ...
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 ...
Astrobiology
15 hours ago
0
30
On Sunday 1 December 2024, BepiColombo flew past the planet Mercury for the fifth time, readying itself for entering orbit around the solar system's mysterious innermost planet in 2026.
Space Exploration
Dec 2, 2024
0
25
