HD 172555
HD 172555 is a white-hot A7V star located relatively close by, 95 light years from Earth in the direction of the constellation Pavo. Spectrographic evidence indicates a relatively recent collision between two planet-sized bodies that destroyed the smaller of the two, which had been at least the size of Earth's moon, and severely damaged the larger one, which was at least the size of Mercury. Evidence of the collision was detected by NASA's Spitzer Space Telescope.
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HD 172555
HD 172555 is a white-hot A7V star located relatively close by, 95 light years from Earth in the direction of the constellation Pavo. Spectrographic evidence indicates a relatively recent collision between two planet-sized bodies that destroyed the smaller of the two, which had been at least the size of Earth's moon, and severely damaged the larger one, which was at least the size of Mercury. Evidence of the collision was detected by NASA's Spitzer Space Telescope.
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HD 172555 (HR 7012) es una es ...... ión estelar de Beta Pictoris.
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HD 172555 est une étoile blanc ...... dans la constellation du Paon.
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HD 172555 is a white-hot A7V s ...... ASA's Spitzer Space Telescope.
@en
HD 172555 ist ein Stern der Sp ...... schon 2004 gemachten Aufnahme.
@de
HD 172555 – gwiazda znajdująca ...... raz ich naturalnych satelitów.
@pl
HD 172555 — звезда в созвездии ...... ик главной последовательности.
@ru
孔雀增一，即HD 172555，又名CP-64 3948，S ...... 響。行星相撞證據已經被 NASA 的史匹哲太空望遠鏡觀測到。
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age myr
~12, ~20
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appmag v
class
A5 IV/V, A7V
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constell
dist ly
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dist pc
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epoch
luminosity
rotational velocity
Simbad
HD+172555
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temperature
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HD 172555 (HR 7012) es una es ...... ión estelar de Beta Pictoris.
@es
HD 172555 est une étoile blanc ...... dans la constellation du Paon.
@fr
HD 172555 is a white-hot A7V s ...... ASA's Spitzer Space Telescope.
@en
HD 172555 ist ein Stern der Sp ...... schon 2004 gemachten Aufnahme.
@de
HD 172555 – gwiazda znajdująca ...... y Merkurego, a druga Księżyca.
@pl
HD 172555 — звезда в созвездии ...... ик главной последовательности.
@ru
孔雀增一，即HD 172555，又名CP-64 3948，S ...... 響。行星相撞證據已經被 NASA 的史匹哲太空望遠鏡觀測到。
@zh
label
HD 172555
@de
HD 172555
@en
HD 172555
@es
HD 172555
@fr
HD 172555
@ko
HD 172555
@pl
HD 172555
@ru
HD 172555
@sv
孔雀增一
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HD172555
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