As interstellar object 3I/ATLAS approaches its closest point to the Sun next month, the mysterious visitor continues to fascinate astronomers. The object, which is broadly believed to be a comet that ...

What made the pulses puzzling to the astronomers was that they came in the form of both radio waves and X-rays. The discovery marks the first time that such objects, called long-period transients, ...

There's a class of objects in the cosmos that are neither stars, nor are they quite planets. Astronomers used the powerful ...

Scientists studying new data from the James Webb Space Telescope have found three strange objects in 2025 that may be something called dark stars. These objects could change how scientists understand ...