🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.45 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 918.5

Radius: 14.3

Gravity: 4.49 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 0.72 AU - 1.06 AU

Year: 551 Days

Day: 13.2 Hours

Environment

Temp: -158 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 47,797,059 km

• M1: 177,872 km (0.067 R)
• M2: 704,307 km (0.087 R)
• M3: 1,511,537 km (0.102 R)
• M4: 2,527,905 km (0.085 R)
• M5: 3,014,247 km (0.095 R)
• M6: 3,510,763 km (0.07 R)
• M7: 4,194,126 km (0.103 R)
• M8: 4,687,200 km (0.066 R)
• M9: 5,253,728 km (0.116 R)
• M10: 6,150,866 km (0.109 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 608

Radius: 14.8

Gravity: 2.78 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 1.1 AU - 1.34 AU

Year: 884 Days

Day: 11.9 Hours

Environment

Temp: -171 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 47,797,059 km

• M1: 184,604 km (0.11 R)
• M2: 671,694 km (0.043 R)
• M3: 1,143,975 km (0.099 R)
• M4: 1,610,271 km (0.078 R)
• M5: 2,308,445 km (0.08 R)
• M6: 3,063,016 km (0.101 R)
• M7: 3,697,311 km (0.049 R)
• M8: 4,550,169 km (0.098 R)
• M9: 5,646,123 km (0.119 R)
• M10: 6,350,729 km (0.042 R)
• M11: 7,887,997 km (0.047 R)
• M12: 8,537,251 km (0.095 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 899.1

Radius: 11.8

Gravity: 6.46 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 2.17 AU - 3.49 AU

Year: 3123 Days

Day: 5 Hours

Environment

Temp: -203 °C

Axial Tilt: 4.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 47,797,059 km

• M1: 146,756 km (0.103 R)
• M2: 614,099 km (0.07 R)
• M3: 1,082,191 km (0.051 R)
• M4: 1,730,099 km (0.082 R)
• M5: 2,639,654 km (0.092 R)
• M6: 3,166,239 km (0.101 R)
• M7: 3,681,155 km (0.092 R)
• M8: 4,431,687 km (0.12 R)
• M9: 4,831,712 km (0.097 R)
• M10: 5,731,992 km (0.111 R)
• M11: 6,294,779 km (0.055 R)
• M12: 7,176,210 km (0.044 R)
• M13: 7,932,277 km (0.075 R)
• M14: 8,382,717 km (0.119 R)
• M15: 9,259,211 km (0.101 R)
• M16: 9,955,888 km (0.073 R)
• M17: 12,954,727 km (0.085 R)
• M18: 13,531,726 km (0.059 R)
• M19: 14,075,664 km (0.083 R)
• M20: 15,741,286 km (0.099 R)
• M21: 18,905,281 km (0.102 R)
• M22: 19,710,866 km (0.116 R)
• M23: 23,657,557 km (0.055 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 703.9

Radius: 6.7

Gravity: 15.68 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 6.18 AU - 7.8 AU

Year: 12123 Days

Day: 20.2 Hours

Environment

Temp: -214 °C

Axial Tilt: 29.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 47,797,059 km

• M1: 83,476 km (0.093 R)
• M2: 542,741 km (0.114 R)
• M3: 777,909 km (0.062 R)
• M4: 1,059,602 km (0.092 R)
• M5: 1,354,459 km (0.12 R)
• M6: 1,625,979 km (0.111 R)
• M7: 1,968,409 km (0.094 R)
• M8: 2,842,210 km (0.119 R)
• M9: 3,144,248 km (0.114 R)
• M10: 3,731,120 km (0.105 R)
• M11: 3,979,752 km (0.07 R)
• M12: 4,328,465 km (0.106 R)
• M13: 7,071,641 km (0.074 R)
• M14: 8,166,249 km (0.032 R)
• M15: 10,797,226 km (0.074 R)
• M16: 12,243,239 km (0.046 R)
• M17: 12,794,059 km (0.099 R)
• M18: 14,478,082 km (0.117 R)
• M19: 17,197,472 km (0.082 R)
• M20: 19,736,896 km (0.071 R)
• M21: 24,474,810 km (0.064 R)
• M22: 26,544,796 km (0.073 R)
• M23: 28,409,533 km (0.089 R)
• M24: 28,621,962 km (0.036 R)
• M25: 29,482,300 km (0.111 R)
• M26: 33,925,207 km (0.096 R)
• M27: 34,645,969 km (0.118 R)
• M28: 34,888,617 km (0.113 R)
• M29: 35,870,129 km (0.063 R)
• M30: 40,515,591 km (0.082 R)
• M31: 42,149,050 km (0.119 R)
• M32: 48,665,683 km (0.077 R)
• M33: 54,666,204 km (0.083 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 308.5

Radius: 4.4

Gravity: 15.93 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 7.23 AU - 7.43 AU

Year: 13019 Days

Day: 17.8 Hours

Environment

Temp: -222 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 47,797,059 km

• M1: 57,146 km (0.042 R)
• M2: 199,414 km (0.08 R)
• M3: 350,059 km (0.095 R)
• M4: 514,317 km (0.095 R)
• M5: 1,612,815 km (0.074 R)
• M6: 2,918,206 km (0.103 R)
• M7: 4,094,943 km (0.062 R)
• M8: 5,329,125 km (0.073 R)
• M9: 6,605,195 km (0.085 R)
• M10: 7,176,210 km (0.072 R)
• M11: 11,685,838 km (0.109 R)
• M12: 11,849,348 km (0.103 R)
• M13: 18,218,477 km (0.069 R)
• M14: 25,801,444 km (0.099 R)
• M15: 31,420,639 km (0.102 R)
• M16: 36,046,804 km (0.081 R)
• M17: 38,041,691 km (0.116 R)
• M18: 38,762,903 km (0.042 R)
• M19: 41,359,024 km (0.051 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 149.6

Radius: 5.4

Gravity: 5.13 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 7.92 AU - 12.44 AU

Year: 21307 Days

Day: 18.6 Hours

Environment

Temp: -239 °C

Axial Tilt: 3.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 47,797,059 km

• M1: 74,201 km (0.12 R)
• M2: 293,511 km (0.104 R)
• M3: 466,446 km (0.107 R)
• M4: 886,816 km (0.108 R)
• M5: 1,207,255 km (0.103 R)
• M6: 1,993,242 km (0.106 R)
• M7: 3,603,364 km (0.043 R)
• M8: 4,105,265 km (0.041 R)
• M9: 5,345,730 km (0.084 R)
• M10: 12,815,302 km (0.095 R)
• M11: 15,207,820 km (0.076 R)
• M12: 21,519,654 km (0.071 R)
• M13: 23,421,641 km (0.088 R)
• M14: 23,599,812 km (0.081 R)
• M15: 25,810,420 km (0.093 R)
• M16: 28,458,003 km (0.082 R)
• M17: 29,690,689 km (0.114 R)
• M18: 33,601,926 km (0.073 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 373 - 14,406 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit