Earth's core cannot be made just of iron — it also appears to contain carbon. And our research suggests it may contain a bit of oxygen and possibly silicon as well.

Seismic studies reveal Mars may have a solid inner core. The result deepens knowledge of its evolution and lost magnetic field. Researchers have determined that Mars shares a structural similarity ...

Scientists detect a solid inner core on Mars for the first time, revealing a new chapter in planetary evolution.

Astronomers have witnessed a rare “extremely stripped supernova” that exposed the inner silicon layers of a dying star, confirming theories of stellar fusion and offering new insight into how ...

Normally when a medium-size star dies, it blasts away the bulk of material in its system. The Hubble discovery was surprising ...

SKYWATCH: This year marks the 50th anniversary of the discovery, just inside Jupiter’s orbit, of Kohoutek, a comet synonymous ...

Objects like 3I/ATLAS could become the "seeds" of giant planets after being captured in the discs of dust and gas surrounding ...

Astronomers are pulling back the curtain on two of the universe’s biggest mysteries: how planets are born and how invisible ...

New discovery unlocks secrets of Earth’s inner core - The mysteries of how hot the core is and what it’s made of are beginning to be solved ...

The iron-rich core at the center of our planet has been a crucial part of Earth's evolution. The core not only powers the ...

The Kuiper Belt is loosely defined as a doughnut-shaped swath of space beginning just beyond the orbit of Neptune and ...