🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.49 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 147.6

Radius: 11.6

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 0.81 AU - 1.13 AU

Year: 607 Days

Day: 5.1 Hours

Environment

Temp: -153 °C

Axial Tilt: 47.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 56,245,231 km

• M1: 144,212 km (0.053 R)
• M2: 717,471 km (0.025 R)
• M3: 1,105,079 km (0.038 R)
• M4: 2,075,222 km (0.069 R)
• M5: 3,349,796 km (0.108 R)
• M6: 3,968,981 km (0.117 R)
• M7: 4,350,904 km (0.104 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 139.2

Radius: 8.8

Gravity: 1.8 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 1.43 AU - 1.57 AU

Year: 1168 Days

Day: 5 Hours

Environment

Temp: -187 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 56,245,231 km

• M1: 109,805 km (0.068 R)
• M2: 458,817 km (0.092 R)
• M3: 937,530 km (0.084 R)
• M4: 1,254,229 km (0.06 R)
• M5: 1,561,951 km (0.117 R)
• M6: 1,903,633 km (0.095 R)
• M7: 2,295,131 km (0.099 R)
• M8: 2,613,026 km (0.058 R)
• M9: 2,949,023 km (0.064 R)
• M10: 3,253,006 km (0.091 R)
• M11: 3,829,107 km (0.06 R)
• M12: 4,148,947 km (0.097 R)
• M13: 4,577,844 km (0.062 R)
• M14: 4,906,511 km (0.095 R)
• M15: 6,136,654 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 92.7

Radius: 11

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 2.09 AU - 2.41 AU

Year: 2146 Days

Day: 12.4 Hours

Environment

Temp: -196 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 56,245,231 km

• M1: 137,032 km (0.112 R)
• M2: 655,837 km (0.088 R)
• M3: 998,715 km (0.103 R)
• M4: 1,711,400 km (0.086 R)
• M5: 2,510,551 km (0.047 R)
• M6: 2,952,464 km (0.108 R)
• M7: 3,599,026 km (0.105 R)
• M8: 4,820,492 km (0.081 R)
• M9: 5,210,643 km (0.071 R)
• M10: 5,583,441 km (0.111 R)
• M11: 6,446,322 km (0.029 R)
• M12: 8,460,956 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 810.3

Radius: 10.2

Gravity: 7.79 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 3.33 AU - 4.37 AU

Year: 4803 Days

Day: 11.3 Hours

Environment

Temp: -205 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 56,245,231 km

• M1: 126,859 km (0.105 R)
• M2: 484,248 km (0.114 R)
• M3: 1,058,255 km (0.093 R)
• M4: 1,799,214 km (0.075 R)
• M5: 2,276,580 km (0.086 R)
• M6: 2,837,124 km (0.115 R)
• M7: 3,725,286 km (0.068 R)
• M8: 5,506,548 km (0.107 R)
• M9: 6,983,677 km (0.096 R)
• M10: 10,035,773 km (0.091 R)
• M11: 10,387,627 km (0.039 R)
• M12: 10,838,815 km (0.08 R)
• M13: 11,492,557 km (0.086 R)
• M14: 13,989,346 km (0.1 R)
• M15: 17,704,010 km (0.118 R)
• M16: 18,545,050 km (0.094 R)
• M17: 20,728,431 km (0.053 R)
• M18: 23,230,455 km (0.105 R)
• M19: 25,355,792 km (0.12 R)
• M20: 25,845,127 km (0.072 R)
• M21: 27,865,895 km (0.115 R)
• M22: 30,445,261 km (0.098 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 209.8

Radius: 9.7

Gravity: 2.23 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 4.79 AU - 6.65 AU

Year: 8698 Days

Day: 6.2 Hours

Environment

Temp: -224 °C

Axial Tilt: 1.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 56,245,231 km

• M1: 120,576 km (0.046 R)
• M2: 454,628 km (0.075 R)
• M3: 1,421,329 km (0.044 R)
• M4: 2,534,038 km (0.047 R)
• M5: 3,465,584 km (0.048 R)
• M6: 4,243,344 km (0.113 R)
• M7: 4,635,739 km (0.096 R)
• M8: 5,079,147 km (0.079 R)
• M9: 7,382,505 km (0.112 R)
• M10: 8,821,338 km (0.052 R)
• M11: 10,264,060 km (0.064 R)
• M12: 11,906,046 km (0.103 R)
• M13: 12,589,558 km (0.053 R)
• M14: 13,350,563 km (0.054 R)
• M15: 14,195,940 km (0.047 R)
• M16: 15,245,669 km (0.108 R)
• M17: 16,051,702 km (0.092 R)
• M18: 17,561,294 km (0.095 R)
• M19: 19,898,162 km (0.08 R)
• M20: 20,790,813 km (0.073 R)
• M21: 22,435,043 km (0.03 R)
• M22: 23,781,125 km (0.037 R)
• M23: 25,578,244 km (0.032 R)
• M24: 27,632,522 km (0.105 R)
• M25: 28,312,594 km (0.091 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 611.5

Radius: 6.4

Gravity: 14.93 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 5.93 AU - 9.37 AU

Year: 13453 Days

Day: 24.1 Hours

Environment

Temp: -230 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 56,245,231 km

• M1: 82,428 km (0.117 R)
• M2: 322,832 km (0.043 R)
• M3: 661,522 km (0.109 R)
• M4: 1,055,413 km (0.094 R)
• M5: 1,352,664 km (0.081 R)
• M6: 1,596,060 km (0.081 R)
• M7: 1,835,117 km (0.099 R)
• M8: 3,259,887 km (0.089 R)
• M9: 3,567,460 km (0.069 R)
• M10: 3,950,581 km (0.103 R)
• M11: 4,391,146 km (0.043 R)
• M12: 6,606,840 km (0.088 R)
• M13: 8,253,464 km (0.062 R)
• M14: 8,680,267 km (0.11 R)
• M15: 9,424,217 km (0.116 R)
• M16: 11,038,228 km (0.063 R)
• M17: 13,272,024 km (0.092 R)
• M18: 13,726,203 km (0.038 R)
• M19: 14,460,729 km (0.119 R)
• M20: 14,872,272 km (0.096 R)
• M21: 18,290,883 km (0.079 R)
• M22: 21,394,590 km (0.107 R)
• M23: 22,109,069 km (0.094 R)
• M24: 25,521,846 km (0.063 R)
• M25: 25,921,421 km (0.086 R)
• M26: 34,450,744 km (0.083 R)
• M27: 37,064,817 km (0.081 R)
• M28: 38,094,499 km (0.107 R)
• M29: 41,848,658 km (0.048 R)
• M30: 42,684,012 km (0.054 R)
• M31: 44,965,978 km (0.076 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 376 - 14,649 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit