🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 633.1

Radius: 10.1

Gravity: 6.21 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 0.77 AU - 0.87 AU

Year: 479 Days

Day: 9.6 Hours

Environment

Temp: -158 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 47,495,563 km

• M1: 125,662 km (0.052 R)
• M2: 449,093 km (0.08 R)
• M3: 788,979 km (0.081 R)
• M4: 1,297,313 km (0.086 R)
• M5: 1,798,615 km (0.063 R)
• M6: 2,178,444 km (0.059 R)
• M7: 2,723,429 km (0.111 R)
• M8: 3,652,432 km (0.038 R)
• M9: 4,197,267 km (0.11 R)
• M10: 4,996,718 km (0.063 R)
• M11: 5,651,808 km (0.092 R)
• M12: 6,161,936 km (0.069 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 716.9

Radius: 15

Gravity: 3.19 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.81 AU - 1.35 AU

Year: 725 Days

Day: 10.2 Hours

Environment

Temp: -156 °C

Axial Tilt: 23.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 47,495,563 km

• M1: 186,549 km (0.072 R)
• M2: 666,010 km (0.114 R)
• M3: 1,189,901 km (0.103 R)
• M4: 1,670,709 km (0.075 R)
• M5: 2,177,247 km (0.11 R)
• M6: 2,753,349 km (0.115 R)
• M7: 3,248,667 km (0.094 R)
• M8: 3,832,398 km (0.116 R)
• M9: 4,422,113 km (0.119 R)
• M10: 5,124,774 km (0.064 R)
• M11: 6,057,816 km (0.098 R)
• M12: 6,565,402 km (0.068 R)
• M13: 7,123,551 km (0.08 R)
• M14: 8,189,137 km (0.086 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 482.8

Radius: 11.6

Gravity: 3.59 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 4.09 AU - 5.03 AU

Year: 6287 Days

Day: 11.9 Hours

Environment

Temp: -206 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 47,495,563 km

• M1: 144,212 km (0.09 R)
• M2: 580,440 km (0.078 R)
• M3: 1,514,978 km (0.032 R)
• M4: 2,123,691 km (0.109 R)
• M5: 2,691,714 km (0.11 R)
• M6: 3,483,985 km (0.076 R)
• M7: 3,855,586 km (0.05 R)
• M8: 4,229,581 km (0.102 R)
• M9: 5,133,451 km (0.117 R)
• M10: 5,500,415 km (0.119 R)
• M11: 6,415,056 km (0.094 R)
• M12: 7,428,282 km (0.101 R)
• M13: 8,236,859 km (0.077 R)
• M14: 10,650,770 km (0.113 R)
• M15: 12,467,187 km (0.108 R)
• M16: 13,449,148 km (0.086 R)
• M17: 14,537,771 km (0.102 R)
• M18: 15,979,895 km (0.052 R)
• M19: 17,578,797 km (0.112 R)
• M20: 19,079,862 km (0.11 R)
• M21: 21,380,378 km (0.066 R)
• M22: 23,318,867 km (0.11 R)
• M23: 27,628,483 km (0.07 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 507.1

Radius: 3.7

Gravity: 37.04 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 6.87 AU - 7.11 AU

Year: 11932 Days

Day: 21.3 Hours

Environment

Temp: -228 °C

Axial Tilt: 49.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 47,495,563 km

• M1: 46,076 km (0.086 R)
• M2: 163,211 km (0.09 R)
• M3: 407,355 km (0.115 R)
• M4: 678,426 km (0.117 R)
• M5: 1,222,364 km (0.067 R)
• M6: 1,401,732 km (0.045 R)
• M7: 1,797,418 km (0.116 R)
• M8: 1,961,527 km (0.102 R)
• M9: 2,099,905 km (0.099 R)
• M10: 3,095,479 km (0.053 R)
• M11: 3,529,313 km (0.117 R)
• M12: 4,113,193 km (0.089 R)
• M13: 4,487,039 km (0.082 R)
• M14: 5,402,129 km (0.081 R)
• M15: 5,850,174 km (0.064 R)
• M16: 7,342,712 km (0.116 R)
• M17: 7,467,178 km (0.112 R)
• M18: 8,377,481 km (0.081 R)
• M19: 8,789,473 km (0.051 R)
• M20: 9,214,780 km (0.099 R)
• M21: 9,554,966 km (0.112 R)
• M22: 10,055,221 km (0.045 R)
• M23: 12,761,895 km (0.108 R)
• M24: 15,168,027 km (0.051 R)
• M25: 18,312,275 km (0.108 R)
• M26: 19,318,321 km (0.067 R)
• M27: 19,555,583 km (0.105 R)
• M28: 23,801,769 km (0.09 R)
• M29: 28,520,984 km (0.098 R)
• M30: 38,492,879 km (0.062 R)
• M31: 39,246,702 km (0.067 R)
• M32: 46,479,460 km (0.076 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 269.7

Radius: 4.2

Gravity: 15.29 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 8.11 AU - 8.69 AU

Year: 15719 Days

Day: 18.3 Hours

Environment

Temp: -229 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 47,495,563 km

• M1: 52,359 km (0.068 R)
• M2: 269,276 km (0.093 R)
• M3: 537,056 km (0.086 R)
• M4: 667,954 km (0.071 R)
• M5: 1,127,519 km (0.097 R)
• M6: 1,804,150 km (0.101 R)
• M7: 1,966,763 km (0.107 R)
• M8: 2,359,308 km (0.092 R)
• M9: 2,738,688 km (0.118 R)
• M10: 3,745,931 km (0.064 R)
• M11: 4,791,769 km (0.088 R)
• M12: 5,498,320 km (0.11 R)
• M13: 6,684,781 km (0.056 R)
• M14: 7,035,737 km (0.115 R)
• M15: 9,024,641 km (0.082 R)
• M16: 10,045,946 km (0.045 R)
• M17: 10,927,227 km (0.037 R)
• M18: 11,802,674 km (0.107 R)
• M19: 12,723,897 km (0.097 R)
• M20: 14,130,566 km (0.094 R)
• M21: 14,321,453 km (0.08 R)
• M22: 18,736,984 km (0.057 R)
• M23: 20,067,358 km (0.115 R)
• M24: 21,880,933 km (0.113 R)
• M25: 22,740,223 km (0.036 R)
• M26: 23,354,920 km (0.116 R)
• M27: 30,545,791 km (0.092 R)
• M28: 33,498,254 km (0.075 R)
• M29: 33,951,237 km (0.096 R)
• M30: 35,804,156 km (0.066 R)
• M31: 43,890,370 km (0.092 R)
• M32: 45,947,041 km (0.082 R)
• M33: 46,086,466 km (0.106 R)
• M34: 46,506,238 km (0.048 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 290 - 16,870 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit