On the left, the colors indicate different materials — brown for Venus core; white for projectile core; and green for the silicate mantle of both objects. The colors on the right side indicate the ...

However, the inner workings of Venus, arguably our closest sister planet, have remained a mystery. The sulfuric acid cloud and scorching surface temperatures probably don't help. But Siddharth ...

However, the inner workings of Venus, arguably our closest sister planet, have remained a mystery. The sulfuric acid cloud and scorching surface temperatures probably don’t help. But Siddharth ...

This June, the Milky Way’s brilliant heart lights up the night as planets align and the solstice sun marks Earth’s celestial ...

The EnVision Venus explorer will study that planet in unprecedented detail, from inner core to the top of its atmosphere, to help astronomers understand why the hot, toxic world didn’t turn out ...