Amir Siraj

Amir Siraj

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Amir Siraj is an astrophysicist at Harvard University, recognized for his work on the dynamics of the Oort cloud and the implications of companion stars for solar systems. He has proposed that traces of a lost companion star of our Sun could be found in the distribution of icy bodies within the Oort cloud.

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Amir Siraj led research that proposed evidence for the existence of Planet Y.

Pencarian Planet Kesembilan Terus Berlanjut
Kompas·IndonesiaIndonesia· 2025-10-15
8.0

Amir Siraj is the lead author of the study suggesting a potential new candidate for a hidden planet in our solar system, dubbed Planet Y.

Planet Y? Astronomers find fresh clues of hidden world in our solar system
CNN·United StatesUnited States· 2025-10-04
8.0

Amir Siraj is an astrophysicist at Harvard University who suggested that the imprint of a companion star could be found in the Oort cloud surrounding our solar system.

Da li je naše Sunce nekada imalo blizanca
Vijesti – largest independent Montenegrin daily, est. 1997·MontenegroMontenegro· 2025-04-20
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