就在今天，绝佳“窗口期”！

Core Viewpoint - The article discusses the upcoming opposition of the asteroid Vesta on May 2, providing an excellent opportunity for observation and highlighting its significance in understanding the early solar system [1][2]. Summary by Sections Observation Opportunity - Vesta will be at its brightest with a magnitude of 5.6 during opposition, located at the boundary of the Libra and Virgo constellations [2]. - Observers can use binoculars or small telescopes to spot Vesta, which is faint and appears as a small point even through large telescopes due to its distance from Earth [2]. Significance of Observation - Observing Vesta allows the public to learn about this asteroid and small celestial bodies, while astronomers can study it to gain insights into the early materials and composition of the solar system, contributing to the understanding of its origin and evolution [2].