trustmebro.to/r/…
✓ checked
trust me, bro:
here is the receipt.
the claim

Pluto was discovered in 1930.

the verdict
SUPPORTED
the evidence backs this
Recorded sources
12 sources for · 0 against

Counts group repeated records of the same source within each side. They do not measure evidence strength or source independence.

Is it true that Pluto was discovered in 1930?

Yes. Multiple reference and peer-reviewed sources state that Pluto was discovered in 1930, several naming Clyde Tombaugh and February 18, 1930 as the date.

Verdict: SUPPORTED · 12 sources for, 0 against · Last checked

The private library was unavailable for some searches in this check. Missing library results are not evidence against the claim.

Evidence for · 12
Pluto discovered | February 18, 1930 | HISTORY
Get citation
Pluto discovered | February 18, 1930 | HISTORY. (n.d.). history.com. https://www.history.com/this-day-in-history/february-18/pluto-discovered

See more details
More for · 11
Astrometry of Pluto from 1930-1951 observations: The Lampland plate collection
2015
Get citation
W., B. M. & M., F. W. (2015). Astrometry of Pluto from 1930-1951 observations: The Lampland plate collection. inis.iaea.org. https://inis.iaea.org/records/grt9w-03n84

Interest of old data for the determination of the heliocentric distance of Pluto
2012
Get citation
Interest of old data for the determination of the heliocentric distance of Pluto. (2012). hal.sorbonne-universite.fr. https://hal.sorbonne-universite.fr/hal-00758145v1

Pluto
2004
Get citation
Robin, B. (2004). Pluto. archive.org. https://archive.org/details/pluto0000birc

Planets
2005
Get citation
Wiley, B. (2005). Planets. archive.org. https://archive.org/details/planets0000blev

The Pluto System After New Horizons
2017
Get citation
Stern, S. A., Grundy, W., McKinnon, W. B., Weaver, H. A., & Young, L. A. (2017). The Pluto System After New Horizons. arxiv.org. https://doi.org/10.1146/annurev-astro-081817-051935

Pluto and Charon
1998
Get citation
Pluto and Charon. (1998). doi.org. https://doi.org/10.1093/oso/9780195116946.003.0012

Dwarf planets
2008
Get citation
Jr, J. J. (2008). Dwarf planets. archive.org. https://archive.org/details/dwarfplanets0000john

New Mexico declares Pluto a planet
2007
Get citation
New Mexico declares Pluto a planet. (2007). doi.org. https://doi.org/10.1029/2007eo110007

NASA got up close and personal with Pluto
2015
Get citation
NASA got up close and personal with Pluto. (2015). doi.org. https://doi.org/10.1021/cen-09349-cover15

Pluto loses planet status
2015
Get citation
Pluto loses planet status. (2015). en.wikinews.org. https://en.wikinews.org/wiki/Pluto_loses_planet_status

Exploring the icy world of the Edgeworth-Kuiper Belt - an ESO Large Programme
2022
Get citation
Exploring the icy world of the Edgeworth-Kuiper Belt - an ESO Large Programme. (2022). hal-obspm.ccsd.cnrs.fr. https://hal-obspm.ccsd.cnrs.fr/obspm-03878022v1

Receipt History
Anyone with this link can read the claim and its public receipt, including any personal information in that text. Open permanent receipt.
Check your own claim
Challenge the receipt
Requests are recorded for review. This does not start an automatic check or guarantee a response time.

Citation formatting by citeproc-js (Frank Bennett) and the Citation Style Language project. Source and licenses.

This receipt is an automated verdict against our published method · not an opinion about any author or publication.
Terms · Privacy · How verdicts work