🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 274.4

Radius: 9

Gravity: 3.39 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 0.53 AU - 0.81 AU

Year: 379 Days

Day: 8.1 Hours

Environment

Temp: -153 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 58,237,497 km

• M1: 111,899 km (0.111 R)
• M2: 417,677 km (0.08 R)
• M3: 911,201 km (0.113 R)
• M4: 1,630,467 km (0.038 R)
• M5: 2,464,625 km (0.082 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 741.8

Radius: 14.2

Gravity: 3.68 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 0.74 AU - 0.94 AU

Year: 531 Days

Day: 14.2 Hours

Environment

Temp: -163 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 58,237,497 km

• M1: 176,675 km (0.112 R)
• M2: 889,659 km (0.084 R)
• M3: 1,354,758 km (0.096 R)
• M4: 1,872,068 km (0.036 R)
• M5: 2,542,565 km (0.1 R)
• M6: 3,519,888 km (0.102 R)
• M7: 4,011,916 km (0.107 R)
• M8: 4,829,169 km (0.113 R)
• M9: 5,388,216 km (0.054 R)
• M10: 5,844,789 km (0.108 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 299.2

Radius: 11.3

Gravity: 2.34 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 2.53 AU - 2.75 AU

Year: 2961 Days

Day: 14.1 Hours

Environment

Temp: -204 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 58,237,497 km

• M1: 140,622 km (0.079 R)
• M2: 568,622 km (0.081 R)
• M3: 1,276,967 km (0.081 R)
• M4: 1,934,001 km (0.088 R)
• M5: 2,366,489 km (0.1 R)
• M6: 3,185,238 km (0.09 R)
• M7: 3,687,139 km (0.065 R)
• M8: 4,164,206 km (0.117 R)
• M9: 5,044,141 km (0.073 R)
• M10: 5,776,273 km (0.094 R)
• M11: 6,218,484 km (0.096 R)
• M12: 6,736,243 km (0.119 R)
• M13: 9,565,288 km (0.074 R)
• M14: 9,976,084 km (0.112 R)
• M15: 12,090,350 km (0.112 R)
• M16: 12,490,076 km (0.118 R)
• M17: 13,064,382 km (0.111 R)
• M18: 15,446,130 km (0.049 R)
• M19: 15,869,492 km (0.028 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 737.4

Radius: 8.3

Gravity: 10.7 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 2.68 AU - 2.96 AU

Year: 3269 Days

Day: 14.2 Hours

Environment

Temp: -208 °C

Axial Tilt: 49.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 58,237,497 km

• M1: 103,223 km (0.108 R)
• M2: 483,500 km (0.083 R)
• M3: 1,056,161 km (0.111 R)
• M4: 3,538,738 km (0.12 R)
• M5: 4,135,334 km (0.075 R)
• M6: 4,538,351 km (0.113 R)
• M7: 5,041,299 km (0.117 R)
• M8: 5,345,132 km (0.075 R)
• M9: 6,775,437 km (0.102 R)
• M10: 8,550,715 km (0.072 R)
• M11: 9,431,547 km (0.096 R)
• M12: 9,738,223 km (0.073 R)
• M13: 12,074,942 km (0.081 R)
• M14: 14,006,400 km (0.119 R)
• M15: 19,440,842 km (0.037 R)
• M16: 21,746,145 km (0.099 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 40.6

Radius: 8.2

Gravity: 0.6 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 3.19 AU - 4.55 AU

Year: 5255 Days

Day: 11.3 Hours

Environment

Temp: -224 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 58,237,497 km

• M1: 118,930 km (0.033 R)
• M2: 427,850 km (0.087 R)
• M3: 885,919 km (0.101 R)
• M4: 2,396,259 km (0.098 R)
• M5: 3,177,459 km (0.115 R)
• M6: 6,257,829 km (0.084 R)
• M7: 11,990,120 km (0.06 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 84.6

Radius: 14.6

Gravity: 0.4 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 3.43 AU - 5.51 AU

Year: 6523 Days

Day: 5.6 Hours

Environment

Temp: -228 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 58,237,497 km

• M1: 202,107 km (0.081 R)
• M2: 711,039 km (0.105 R)
• M3: 1,252,134 km (0.116 R)
• M4: 2,110,527 km (0.076 R)
• M5: 2,695,006 km (0.091 R)
• M6: 4,625,716 km (0.064 R)
• M7: 6,020,118 km (0.12 R)
• M8: 7,383,553 km (0.07 R)
• M9: 9,315,459 km (0.12 R)
• M10: 9,945,266 km (0.114 R)
• M11: 10,981,232 km (0.109 R)
• M12: 15,371,630 km (0.058 R)
• M13: 17,479,015 km (0.046 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 485.2

Radius: 3.6

Gravity: 37.44 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 6.63 AU - 9.57 AU

Year: 15913 Days

Day: 16.2 Hours

Environment

Temp: -231 °C

Axial Tilt: 22.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 58,237,497 km

• M1: 44,730 km (0.07 R)
• M2: 214,972 km (0.096 R)
• M3: 340,934 km (0.111 R)
• M4: 859,290 km (0.084 R)
• M5: 1,241,812 km (0.116 R)
• M6: 1,391,859 km (0.11 R)
• M7: 1,695,841 km (0.058 R)
• M8: 1,951,654 km (0.095 R)
• M9: 2,271,943 km (0.034 R)
• M10: 2,434,406 km (0.027 R)
• M11: 3,713,468 km (0.037 R)
• M12: 4,418,074 km (0.096 R)
• M13: 4,801,792 km (0.057 R)
• M14: 5,672,153 km (0.071 R)
• M15: 6,642,594 km (0.043 R)
• M16: 8,274,408 km (0.103 R)
• M17: 9,259,061 km (0.085 R)
• M18: 9,464,908 km (0.083 R)
• M19: 12,614,392 km (0.118 R)
• M20: 12,867,511 km (0.107 R)
• M21: 15,660,055 km (0.043 R)
• M22: 16,099,872 km (0.113 R)
• M23: 17,625,472 km (0.119 R)
• M24: 18,181,377 km (0.066 R)
• M25: 19,411,969 km (0.088 R)
• M26: 21,946,606 km (0.077 R)
• M27: 27,027,847 km (0.078 R)
• M28: 34,167,555 km (0.092 R)
• M29: 34,906,718 km (0.066 R)
• M30: 44,916,910 km (0.092 R)
• M31: 54,313,901 km (0.07 R)
• M32: 57,888,990 km (0.118 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 237 - 12,975 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit