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WikiCards · Card list · Science cards · 55 Cancri Ae
Uncommon card · Science
55 Cancri Ae, an Uncommon card
55 Cancri Ae, officially named Janssen, is an exoplanet orbiting a Sun-like host star, 55 Cancri A. The mass of the exoplanet is about eight Earth masses and its diameter is about twice that of the Earth.
- Rarity
- Uncommon
- Domain
- Science
- ATK
- 72
- DEF
- 73
- Power
- 145
- Wikipedia reads a year
- 42,000
Ranked #2,036 of the 2,999 cards of the base set by power (ATK + DEF).
55 Cancri Ae quiz: 3 questions
Three questions on the 55 Cancri Ae card, the way WikiCards duels ask them. Pick an answer, the facts are just below.
Find the missing word
It is the innermost planet in its ______ system, taking less than 18 hours to complete an orbit.
Answer
planetary. It is the innermost planet in its planetary system, taking less than 18 hours to complete an orbit. From the 55 Cancri Ae article on Wikipedia.
In which decade?
However, until the ____ observations and recalculations, this planet had been thought to take about 2.8 days to orbit the star.
Answer
2010s. However, until the 2010 observations and recalculations, this planet had been thought to take about 2.8 days to orbit the star. From the 55 Cancri Ae article on Wikipedia.
Which of these cards hits hardest (highest ATK)?
Answer
Arab cuisine. Arab cuisine 79 · 55 Cancri Ae 72 · Chicago Transit Authority 69 · Horse-drawn vehicle 66 ATK in WikiCards.
In a duel, each round asks a question like these about the opposing card, with 15 seconds to answer.
The facts on the card
The card carries these facts from its Wikipedia article.
- 55 Cancri Ae was discovered in data taken during 2003–2004 and announced in 2004, thus making it the first super-Earth discovered around a main sequence star, predating Gliese 876 d by a year.
- It is the innermost planet in its planetary system, taking less than 18 hours to complete an orbit.
- However, until the 2010 observations and recalculations, this planet had been thought to take about 2.8 days to orbit the star.
Why it is Uncommon
Rarity in WikiCards follows a year of Wikipedia page views: the most read articles become Epic and Legendary cards. The 55 Cancri Ae article was read about 42,000 times in a year. ATK comes from the length of the article and DEF from its quality, so this card hits with 72 and blocks with 73: each hit it takes is cut by 29 %.
How to get 55 Cancri Ae
Open packs. Each pack holds five cards drawn from real Wikipedia articles, the rarest last, and the fifth card is always Rare or better. The odds are shown in the game. A free pack arrives every hour and two can wait, and the Coins you win in duels buy more packs.
More Science cards
Cards close in power
The cards just above and just below 55 Cancri Ae in the power ranking, all domains together.
- Arab cuisineUncommon · Society · ATK 79 DEF 66
- Israel–Jordan peace treatyUncommon · History · ATK 69 DEF 76
- Thierry BretonUncommon · History · ATK 76 DEF 69
- Marco BorrielloUncommon · Society · ATK 74 DEF 71
- BaotouUncommon · Society · ATK 71 DEF 74
- Tim KennedyUncommon · History · ATK 72 DEF 73
Card lists
- Wikipedia quizNew questions every day
- All cards from A to ZEvery card, by name
- Science cards
- Legendary cards
- Tier listS and A tiers by power (ATK + DEF)
Credits
Text : Wikipedia, 55 Cancri Ae (revision), CC BY-SA 4.0. Photo : Illustration NASA, ESA, CSA, Ralf Crawford (STScI), Public domain, Wikimedia Commons.
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