Scientists believe that two asteroids might be fragments of long-lost "planetary embryos" from the early solar system.

The system is believed to be traveling at least 1.2 million miles per hour (1.93 million kilometers per hour), according to a ...

A research team may have discovered a star with an exoplanet that is so fast that both will leave the Milky Way.

Astronomers may have discovered a scrawny star bolting through the middle of our galaxy with a planet in tow. If confirmed, the pair sets a new record for the fastest-moving exoplanet system, nearly ...

While the composition of gas and dust in a molecular cloud is fairly uniform, everything changes once a star begins to form.

Mercury is the closest planet to the sun, followed by Venus, Earth, Mars, Jupiter, Saturn, Uranus and Neptune. Mercury orbits ...

Astronomers discovered the gas giant planet — dubbed a "hot Jupiter " — in 2016, but have continued to investigate this ...

The emergence of evidence on the climate crisis reveals the interaction between natural systems and human populations, underscoring the importance of social ...

Baker said that there are other astronomical events that may be more interesting than the parade of planets. Baker said Mars ...