1555
The first ever extra-solar auroras were discovered in July 2015 over the brown dwarf star LSR J1835 + 3259 .
 astronomical object: LSR J1835 + 3259
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: media, plant, vehicle, astronomical object, time, disease, animal, location, person, organization, mythical figure, food, biology, geographical phenomenon, instrument, event 
Text: {0} 
 Entities: LSR J1835 + 3259 
Answer:
 astronomical object: LSR J1835 + 3259