Current news from

Comets

28. 03 2023

Oumuamua

Acceleration of 1I/Oumuamua from radiolytically produced H2 in H2O ice

29. 04 2022

Comets

Exocomets size distribution in the β Pictoris planetary system

19. 03 2022

Comet 67P/C-G

Dual storage and release of molecular oxygen in comet 67P/Churyumov–Gerasimenko

14. 09 2021

Exoplanets

Most of the material from protoplanetary discs could end up in interstellar space

When a new star is born, it is surrounded by a disc of material. From this matter are created small planetesimals and later planets and other bodies like moons, comets and asteroids. According to a new study it is possible that more than a half of this material could end up in space between stars, as orphan planets or interstellar asteroids.

26. 08 2021

Oort cloud

There could be more interstellar objects in Oort Cloud than those coming from the Solar system

New simulations show, that there could be much more interstellar comets or asteroids in the Solar system than initially expected. To this day humanity recognized only 2 obejct coming from outside the Solar system: Oumuamua in 2017 and Borisov in 2019. However the theoretical Oort cloud around our Solar system could be full of them.

26. 05 2021

Comets

Gaseous atomic nickel in the coma of interstellar comet 2I/Borisov

26. 05 2021

Comets

Iron and nickel atoms in cometary atmospheres even far from the Sun

18. 04 2021

Comets

The micrometeorite flux at Dome C (Antarctica), monitoring the accretion of extraterrestrial dust on Earth