More articles from category
Brown dwarfs
News
Nearby stars
Space missions
08. 02. 2023 Brown dwarfs are objects between planets and stars. Astronomers divide them into 3 categories according to their temperature - L, T, Y. Their relatively low temperatures and brightness allow them to stay hidden for most part. Only the most powerful infrared telescopes are able to see them and that is where James Webb Space Telescope comes in.
| Mission | Timing | Status |
|---|---|---|
TESS |
18. 4. 2018 | Ongoing |
|
JWST |
25. 12. 2021 | Ongoing |
HD 19467, star and brown dwarf
The primary star in the system HD 19467 is similar to our Sun. It hosts an intermediate brown dwarf of spectral class T5, with a surface temperature reaching 1 000 °C with mass around between 60 and 80 Jupiters.
|
HD 19467 | 104.5 ly | |||||||