February’s planetary alignment will bring seven planets in our solar system (outside of Earth) into view for the last time in over a decade: Mercury, Venus, Mars, Jupiter, Saturn, Uranus and ...

Some lucky stargazers could have a double feature of the planet Venus this weekend. On Saturday and Sunday, the Earth will have an inferior conjunction (closest approach) with Venus, the sixth ...

Remarkable views of Venus are available this month. The first two weeks of March provide a great opportunity to sight four bright naked-eye planets in the early evening sky. Low toward the west ...

What drives us to send probes throughout the solar system and rovers and landers to Mars? It's not cheap, and it's not easy.

Our planet's closest and brightest neighbor will pass approximately between the Earth and sun this week, in what's called an ...

Seven planets -- Mars, Jupiter, Uranus, Neptune, Mercury, Saturn and Venus -- will be visible simultaneously and look like they're all aligned when seen from Earth after sunset. A long awaited ...

The orbit Venus takes around the sun periodically results in a phenomenon astronomers refer to as an inferior conjunction, which occurs when the planet transitions from appearing in the evening ...