Scientists say that 3I/ATLAS has likely been traveling through interstellar space for a long time. Based on how fast it was ...

The United Nations (UN) has officially selected the interstellar comet 3I/ATLAS as the target of global planetary protection ...

New details emerge about the interstellar comet 3I/ATLAS. Its tail appears unusually thin and straight, unlike typical comets ...

Amateur observers and social media users sparked viral claims that interstellar object 3I/ATLAS and comet C/2025 R2 (SWAN) ...

Amateur images of 3I/ATLAS show unusual structure that fuels debate, but scientists say spectral data still supports it being ...

Key Findings A new deep-sky image of 3I/ATLAS captures a tail so long and sharply defined that it stretches more than fifteen ...

KEY FINDINGS The object’s inner core shows a repeating spiral wave we can now measure directly. Two bright axial streaks ...

Comet 3I Atlas is currently ~186 million miles from Earth, which is twice the distance from the Earth to the sun. It is ...

International scrutiny intensified this week as NASA faced criticism over its blurry images of the interstellar object ...

Scientists combine observations from Mars missions to get the clearest and most accurate track of 3I/Atlas so far.

The interstellar object 3I/ATLAS is drawing renewed scrutiny from astronomers after a striking new photograph captured in ...

Comet 3I/ATLAS is cutting across the solar system on a trajectory that does not quite match expectations, threading past the ...