CITATION — REFERENCE ENTRY
25 Years of Exoplanet Discoveries — Planetary Habitability Laboratory, University of Puerto Rico at Arecibo
- Key
- wolszczan-phl-note
- Authors
- Wolszczan, Alex
- Issued
- 2016-12-30
- Type
- webpage
- Container
- Planetary Habitability Laboratory, University of Puerto Rico at Arecibo
Raw CSL JSON
{
"URL": "https://phl.upr.edu/library/labnotes/25-years-of-exoplanet-discoveries",
"type": "webpage",
"title": "25 Years of Exoplanet Discoveries",
"author": [
{
"given": "Alex",
"family": "Wolszczan"
}
],
"issued": {
"date-parts": [
[
2016,
12,
30
]
]
},
"accessed": {
"date-parts": [
[
2026,
11,
5
]
]
},
"container-title": "Planetary Habitability Laboratory, University of Puerto Rico at Arecibo"
}
Claims
-
The two outer planets of PSR B1257+12, announced in January 1992, have about four times the mass of Earth; the inner planet, detected in 1994, is about twice the mass of the Moon.
Available in