🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 720.8

Radius: 9

Gravity: 8.9 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 0.5 AU - 0.8 AU

Year: 349 Days

Day: 10.9 Hours

Environment

Temp: -147 °C

Axial Tilt: 19.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 39,119,880 km

• M1: 111,899 km (0.097 R)
• M2: 412,142 km (0.043 R)
• M3: 715,527 km (0.099 R)
• M4: 1,191,547 km (0.039 R)
• M5: 1,694,196 km (0.097 R)
• M6: 2,031,090 km (0.101 R)
• M7: 3,006,618 km (0.1 R)
• M8: 3,288,012 km (0.101 R)
• M9: 4,623,472 km (0.102 R)
• M10: 5,044,739 km (0.118 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 561.2

Radius: 8.8

Gravity: 7.25 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 0.64 AU - 0.82 AU

Year: 416 Days

Day: 13 Hours

Environment

Temp: -158 °C

Axial Tilt: 17.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 39,119,880 km

• M1: 109,506 km (0.099 R)
• M2: 392,096 km (0.082 R)
• M3: 689,197 km (0.062 R)
• M4: 1,011,132 km (0.12 R)
• M5: 1,391,111 km (0.12 R)
• M6: 2,069,986 km (0.105 R)
• M7: 2,517,583 km (0.072 R)
• M8: 2,810,046 km (0.119 R)
• M9: 3,476,206 km (0.106 R)
• M10: 4,504,541 km (0.057 R)
• M11: 4,820,043 km (0.101 R)
• M12: 5,384,177 km (0.082 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 197.4

Radius: 10.9

Gravity: 1.66 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 0.7 AU - 0.78 AU

Year: 424 Days

Day: 9.5 Hours

Environment

Temp: -171 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 39,119,880 km

• M1: 135,685 km (0.07 R)
• M2: 652,247 km (0.107 R)
• M3: 1,082,789 km (0.12 R)
• M4: 1,488,648 km (0.104 R)
• M5: 2,053,081 km (0.069 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 870

Radius: 14.9

Gravity: 3.92 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 1.88 AU - 2.4 AU

Year: 2088 Days

Day: 12.2 Hours

Environment

Temp: -201 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 39,119,880 km

• M1: 185,651 km (0.059 R)
• M2: 823,387 km (0.111 R)
• M3: 1,431,502 km (0.106 R)
• M4: 2,026,902 km (0.095 R)
• M5: 2,640,851 km (0.108 R)
• M6: 3,128,540 km (0.087 R)
• M7: 4,052,158 km (0.1 R)
• M8: 5,128,215 km (0.045 R)
• M9: 5,672,602 km (0.087 R)
• M10: 6,387,530 km (0.058 R)
• M11: 7,133,126 km (0.044 R)
• M12: 8,472,625 km (0.081 R)
• M13: 10,046,095 km (0.109 R)
• M14: 11,095,076 km (0.094 R)
• M15: 12,382,216 km (0.052 R)
• M16: 12,932,586 km (0.104 R)
• M17: 14,357,656 km (0.116 R)
• M18: 15,639,560 km (0.073 R)
• M19: 17,730,340 km (0.033 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 643.8

Radius: 3.1

Gravity: 66.99 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 4.74 AU - 7.84 AU

Year: 10520 Days

Day: 19.6 Hours

Environment

Temp: -218 °C

Axial Tilt: 17.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 39,119,880 km

• M1: 43,982 km (0.059 R)
• M2: 142,716 km (0.103 R)
• M3: 303,085 km (0.104 R)
• M4: 487,988 km (0.043 R)
• M5: 701,016 km (0.108 R)
• M6: 1,348,774 km (0.074 R)
• M7: 1,673,851 km (0.099 R)
• M8: 1,862,942 km (0.114 R)
• M9: 2,378,905 km (0.093 R)
• M10: 2,496,639 km (0.072 R)
• M11: 3,144,248 km (0.083 R)
• M12: 4,116,185 km (0.111 R)
• M13: 4,343,724 km (0.081 R)
• M14: 7,427,833 km (0.073 R)
• M15: 9,604,931 km (0.109 R)
• M16: 11,053,188 km (0.099 R)
• M17: 12,699,962 km (0.102 R)
• M18: 13,926,365 km (0.084 R)
• M19: 14,244,859 km (0.082 R)
• M20: 14,503,214 km (0.105 R)
• M21: 15,910,781 km (0.102 R)
• M22: 25,070,958 km (0.095 R)
• M23: 26,115,151 km (0.11 R)
• M24: 27,187,917 km (0.118 R)
• M25: 28,391,432 km (0.057 R)
• M26: 28,493,308 km (0.11 R)
• M27: 36,486,322 km (0.108 R)
• M28: 39,831,480 km (0.101 R)
• M29: 41,120,565 km (0.072 R)
• M30: 41,644,008 km (0.076 R)
• M31: 44,054,030 km (0.082 R)
• M32: 44,190,613 km (0.097 R)
• M33: 45,015,794 km (0.116 R)
• M34: 45,154,322 km (0.108 R)
• M35: 46,413,936 km (0.042 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 252.7

Radius: 6.2

Gravity: 6.57 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 6.44 AU - 7.4 AU

Year: 12139 Days

Day: 17.1 Hours

Environment

Temp: -234 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 39,119,880 km

• M1: 77,043 km (0.116 R)
• M2: 293,661 km (0.11 R)
• M3: 515,963 km (0.115 R)
• M4: 854,204 km (0.028 R)
• M5: 1,454,839 km (0.101 R)
• M6: 3,224,732 km (0.082 R)
• M7: 4,028,072 km (0.092 R)
• M8: 4,670,446 km (0.1 R)
• M9: 5,566,836 km (0.081 R)
• M10: 6,123,041 km (0.09 R)
• M11: 6,467,116 km (0.117 R)
• M12: 7,156,463 km (0.116 R)
• M13: 7,422,298 km (0.097 R)
• M14: 11,507,068 km (0.053 R)
• M15: 15,834,187 km (0.078 R)
• M16: 16,813,155 km (0.115 R)
• M17: 20,980,054 km (0.083 R)
• M18: 22,000,162 km (0.065 R)
• M19: 23,717,396 km (0.032 R)
• M20: 27,323,602 km (0.103 R)
• M21: 28,161,500 km (0.082 R)
• M22: 30,777,668 km (0.109 R)
• M23: 34,835,959 km (0.097 R)
• M24: 36,823,815 km (0.108 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: 187 - 15,152 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit