The study however claims that such black holes may not succeed in consuming the universe.
The pentaquark is composed of four quarks and an anti-quark, which was theorized when quarks were discovered in 1960s. They have remained elusive until Tuesday.
CERN said that the test collisions helped to set up systems that protect the collider and detectos.
The article published in the journal Physical Review Letters was a challenge for the journal's editors.
CERN scientists allowed two low-energy beams to collide to check the detector sub-systems.
Scientists fired parallel beams of protons along the length of the collider.
Repairs could take weeks as the magnetic sector is cryogenically cooled.
The dwarf galaxy showed higher than normal gamma ray activity that has researchers intrigued.
The collider is expected to recommence operation in May.
Researchers have developed a particle accelerators that measures 9 centimeters in length.
