Top 10 Unexplained Mysteries of Space Discovered by NASA

By Sheetal Kumari | January 14, 2025

Top 10 Unexplained Mysteries of Space Discovered by NASA

In 1977, Ohio State’s telescope detected the mysterious “Wow!” signal, a 72-second intense radio burst, still unexplained despite efforts to verify it.

The Wow! Signal (1977)

(Image: AI Generated)

The Great Attractor is a gravitational anomaly in intergalactic space, drawing galaxies, including the Milky Way, towards a specific point in the sky.

The Great Attractor (1978)

(Image: NASA)

FRBs are intense bursts of radio waves from distant galaxies, lasting only milliseconds, with unknown origins.

Fast Radio Bursts (2007)

(Image: AI Generated)

Oumuamua is an elongated, cigar-shaped object that traveled through the solar system, sparking debates about its origin and nature.

The ‘Oumuamua (2017)

(Image: NASA)

The Pioneer Anomaly refers to the unexpected deviations in the trajectories of the Pioneer 10 and 11 spacecraft as they traveled through the outer solar system.

The Pioneer Anomaly (1980)

(Image: NASA)

Tabby’s Star exhibits unusual dimming patterns, leading to various hypotheses, including the presence of an uneven dust cloud.

Tabby’s Star Dimming (2015)

(Image: NASA)

In 2009, NASA’s Mars Science Laboratory detected methane in the Martian atmosphere, sparking discussions about potential microbial life.

Mars Methane Mystery (2009)

(Image: NASA)

The Baryon Asymmetry Problem refers to the observed imbalance between matter and antimatter in the universe, a phenomenon not yet fully understood.

Baryon Asymmetry (1967)

(Image: AI Generated)

S2 is a star observed moving at incredible speeds near the supermassive black hole at the center of the Milky Way, providing insights into gravitational physics.

Fast-Moving Star, S2 (2018)

(Image: NASA)

Dragonfly 44 is a galaxy discovered to be composed almost entirely of dark matter, challenging existing theories about galaxy formation.

Phantom Galaxy (2016)

(Image: NASA)

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