Question: where do x-ray telescopes have to be placed in order to view objects in space
[{'answer': 'mounted on high altitude rockets', 'provenance': [{'wikipedia_id': '3801543', 'title': 'X-ray telescope', 'start_paragraph_id': 1, 'start_character': 204, 'end_paragraph_id': 1, 'end_character': 236, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'balloons', 'provenance': [{'wikipedia_id': '3801543', 'title': 'X-ray telescope', 'start_paragraph_id': 1, 'start_character': 238, 'end_paragraph_id': 1, 'end_character': 246, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'artificial satellites', 'provenance': [{'wikipedia_id': '3801543', 'title': 'X-ray telescope', 'start_paragraph_id': 1, 'start_character': 250, 'end_paragraph_id': 1, 'end_character': 271, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '3801543', 'title': 'X-ray telescope', 'start_paragraph_id': 1, 'start_character': 9, 'end_paragraph_id': 1, 'end_character': 271, 'bleu_score': 0.7769540978333821, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 4733628004114562032}, 'section': 'Section::::Abstract.'}]}]