Clean-energy projects have new deadlines for federal tax credits and limits on foreign parts, taking aim at California’s ...

Volcanic planets with static crusts, called Ignan Earths, can maintain liquid oceans and temperate climates favorable to life.

Now, NASA has released remarkable video captured during the historic flyby, offering the closest views of the sun ever ...

NASA's Parker Solar Probe has set yet another record by taking the closest images of the Sun anyone has ever seen.

Ever wondered if solar really saves you money? Read our Solis case study following a renter’s journey, comparing the true cost to run a house with and without solar power.

Though our solar system and the movement of its planets appear relatively sedate, there are many things that could upset the ...

Astronomers have uncovered a massive, hidden exoplanet nestled in the dusty disc of a young star—MP Mus—by combining ...

The Apollo-Soyuz Test Project brought Soviet cosmonauts and NASA astronauts together in the first international human ...

The comet 3I/ATLAS is the third confirmed interstellar object and is likely 3 billion years older than our own solar system.

The newly discovered space rock may be older than our entire solar system, and you may get the chance to see it ...

A mystery interstellar object discovered last week is likely to be the oldest comet ever seen—possibly predating our solar ...

A newly discovered ice comet from deep space may be over 7 billion years old, making it the most ancient comet scientists ...