The Unknown on MSN

Planet X: The mystery explained

Uncover the science behind the search for Planet X, the hidden world that could explain strange orbital patterns at the edge ...
Interstellar comet 3I/ATLAS is making its closest approach to Earth this month, captivating astronomers with its otherworldly ...
Mars has a new showpiece for planetary scientists, and it looks uncannily like a butterfly frozen mid-flight. A fresh set of ...
Neil deGrasse Tyson gave a rousing defense of scientific principles in his characteristic brash way during his Purdue ...
Professor K.T. Ramesh's How to Stop an Asteroid course introduces first-year Johns Hopkins undergrads to both the engineering ...
NASA’s Hubble Space Telescope captured a deeper look at interstellar comet 3I/ATLAS, with its Wide Field Camera 3 instrument, ...
The Earth's tail is known as the "magnetotail". Though it is generally a permanent feature, it is at the whims of the solar ...
In theory, leaner NASA oversight, greater use of off‑the‑shelf hardware and narrower science goals can cut costs while launching more missions and increasing the total science return. If ESCAPADE ...
UNEA-7 must drive united, science-based multilateral action to confront climate, biodiversity loss, and pollution for a ...
"We reported hints of methane, but the question is, 'is the methane attributable to molecules in the atmosphere of the planet ...
NASA's Hubble Space Telescope caught a glimpse of 3I/ATLAS – again. Here's a look at the latest photo of the intriguing ...
More research is needed before scientists can determine whether the recently observed methane signatures point to the presence of an atmosphere or are simply the result of contamination from the host ...