An illustration of a blue fictional planet
Dan Collier/Alamy
A planet that is about the same mass as Earth appears to be floating on its own through space. It is the smallest such rogue planet we have ever spotted, but there are probably many more in the galaxy.
Usually, we find planets beyond our solar system using observations of the light from the planet’s host star. Rogue, or free-floating, planets have no host star, making them difficult to spot. Astronomers have only found a handful, and most are far more massive than Jupiter.
These were mainly spotted using gravitational …
You may also like
New Bariatric Portion Plate Helps Bariatric Patients Reach Their Goals
2021 preview: how soon will a Covid-19 vaccine normalize life?
Official British statisticians had concerns about the trend in the Covid-19 poll
NASA’s probe on Mars may feel the ground shake when rovers land in 2021
International Study Shows This Brain Supplement Reverses Years of Mental Decline and May Also Reduce the Risk of Dementia