There have been several mysterious objects discovered in space that have captured the interest and curiosity of scientists and the public alike. Here are some notable examples:
First Interstellar visitor with a peculiar shape and trajectory, its true nature still debated, ranging from icy comet to potential alien spacecraft.
Erratic and extreme light fluctuations of this star have puzzled scientists, leading to speculations, including the intriguing possibility of an alien megastructure.
Intense bursts of radio waves from space, their origin remains unknown, sparking ongoing research to unravel the mystery of their source.
Elusive and non-interacting, it constitutes a significant portion of the universe's mass, yet its direct observation eludes scientists, leaving a profound astrophysical mystery.
An unusually cold region in the radiation from the early universe, its origin remains uncertain, with theories including the presence of a vast, low-density supervoid.
Incredibly dense, they trap everything with their powerful gravitational pull, yet their formation, behavior, and the secrets beyond the event horizon remain shrouded in mystery.