A quartet of small, rocky exoplanets likely circle Barnard's Star, around 6 billion light-years from Earth, putting them in ...
New research suggests that life could have the time and energy to arise on Earth-like worlds in the rapidly shrinking ...
"There really is something very different about how these giant planets form versus how small planets like Earth form." ...
Humans wouldn't be able to live on these worlds – but alien microbes could "thrive". "Unlike an Earth-like planet, where atmospheric noise and telescope limitations make it difficult to detect ...
Scientists have discovered that at least seven Earth-sized worlds circle ... deeply into the atmospheres of alien planets to try to see if they really could be like our own.
Alien: Earth marks the ... "In 2120 Mother Earth is expecting," with the image of Earth a reflection in the Xenomorph's helmet. Visiting our planet is certainly a new direction for the franchise ...