Over the past decade or so, astronomers have speculated about the characteristics of rogue planets in the Milky Way galaxy. These "free-floating" worlds don't orbit stars, but instead roam the ...

In the early solar system, a massive impact shaped both Earth and the moon. A protoplanet smashed into our young planet, ...

Sub-Neptunes, planets with diameters bigger than Earth's but smaller than Neptune's, are the most prevalent form of exoplanet ...

Discover why we've given the ZWO Seestar S30 smart telescope nearly top marks in our latest smart telescope review.

As summers become more deadly, governments are responding with literal alarm bells: awnings to cover entire streets, names and grades for heatwaves. Take a look ...

Semiconductors designed for spacecraft face a range of extreme conditions that impact aging. A reliable source of power is also needed.

Following on from our first list, we asked New Scientist staff to pick even more of their favourite sci-fi books of all time.

Earth's atmosphere pulses in sync with the sun's fiery outbursts, indicating it is more sensitive to solar activity than previously thought, according to new research.

NASA has detected a mysterious object near Jupiter’s orbit, leaving scientists puzzled. The unknown entity could be a new ...

The word itself comes from galaktikós kyklos, or “milky circle,” the ancient Greek term for the Milky Way, our home galaxy.

Stratolaunch tests reusable hypersonic rocket plane. Stratolaunch has finally found a use for the world's largest airplane.

Articles ...