The comet, discovered in July 2025, originated far beyond our Solar System and is thought to be around 7 billion years old - ...
Long before humans walked the Earth, your solar system had a brush with two blazing blue stars that passed surprisingly close ...
The newly identified cluster of Kuiper Belt objects lies about 4 billion miles from the Sun, offering fresh clues about how ...
Venus will align with the sun and Earth to undergo a superior solar conjunction later today (Jan. 6), but what does that mean ...
Super-Earths and sub-Neptunes, planets with sizes between Earth and Neptune, constitute approximately one-third of known exoplanets but are absent in our solar system. Their prevalence elsewhere and ...