input: from typing import List, Dict
  
  def scrape_planets_info(url: str) -> List[Dict[str, str]]:
      """
      Scrape the table at the given URL and extract the planets' information (name, mass, and distance from the sun).
      
      >>> scrape_planets_info('https://en.wikipedia.org/wiki/List_of_gravitationally_rounded_objects_of_the_Solar_System')
      [
          {'name': 'Mercury', 'mass': '3.3011×10²³ kg', 'distance_from_sun': '57.91 million km'},
          {'name': 'Venus', 'mass': '4.8675×10²⁴ kg', 'distance_from_sun': '108.2 million km'},
          ...
      ]
      """
output:     import requests
      from bs4 import BeautifulSoup
  
      response = requests.get(url)
      soup = BeautifulSoup(response.text, 'html.parser')
  
      table = soup.find('table', {'class': 'wikitable'})
      rows = table.find_all('tr')
  
      planets_info = []
  
      for row in rows[1:]:
          cols = row.find_all('td')
          if len(cols) >= 3:
              name = cols[0].get_text(strip=True)
              mass = cols[1].get_text(strip=True)
              distance_from_sun = cols[2].get_text(strip=True)
              planets_info.append({
                  'name': name,
                  'mass': mass,
                  'distance_from_sun': distance_from_sun
              })
  
      return planets_info