Life can thrive around even the smallest stars, study claims

Photosynthesis is probably the most important chemical reaction for life on Earth. It is the process plants use to transform sunlight into energy it can use. Through it, plants can produce carbohydrates they can use (and ...

Using ancient observations to classify stars

Stars don't usually evolve fast enough for humans to notice them change within one lifetime. Even a hundred lifetimes won't do—astronomical processes are just too slow. But not always. There are some phases of stellar evolution ...

Distant supergiant star investigated in detail

Astronomers from the University of La Laguna, Spain and elsewhere have performed spectroscopic observations of an early B-type supergiant star known as 2MASS J20395358+4222505. Results of this observational campaign, published ...

A crystal ball into our solar system's future

Astronomers have discovered the very first confirmed planetary system that resembles the expected fate of our solar system, when the Sun reaches the end of its life in about five billion years.

Astronomers discover four new 'hot Jupiters'

An international team of astronomers has detected four new "hot Jupiter" exoplanets as part of the Next Generation Transit Survey (NGTS). The newly found alien worlds are at least 10% larger than Jupiter but less massive ...

New binocular Nova Cas 2021 flares in Cassiopeia

It began, as all modern astronomical alerts seem to, with one tweet, then two. Early on the morning of Friday, March 19, we started seeing word that a nova was spotted in the constellation of Cassiopeia the Queen, near its ...

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