🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 371

Radius: 10.5

Gravity: 3.37 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 0.51 AU - 0.65 AU

Year: 295 Days

Day: 7.6 Hours

Environment

Temp: -138 °C

Axial Tilt: 46.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 58,877,142 km

• M1: 130,749 km (0.055 R)
• M2: 520,900 km (0.113 R)
• M3: 857,944 km (0.027 R)
• M4: 1,379,891 km (0.12 R)
• M5: 1,883,437 km (0.081 R)
• M6: 2,224,072 km (0.058 R)
• M7: 2,949,023 km (0.038 R)
• M8: 3,705,090 km (0.107 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 362

Radius: 8.2

Gravity: 5.38 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 1.49 AU - 2.25 AU

Year: 1705 Days

Day: 11.4 Hours

Environment

Temp: -208 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 58,877,142 km

• M1: 102,026 km (0.113 R)
• M2: 361,279 km (0.119 R)
• M3: 630,555 km (0.059 R)
• M4: 940,372 km (0.106 R)
• M5: 1,274,723 km (0.097 R)
• M6: 1,561,203 km (0.109 R)
• M7: 2,467,318 km (0.07 R)
• M8: 2,823,510 km (0.114 R)
• M9: 3,514,204 km (0.108 R)
• M10: 3,784,377 km (0.09 R)
• M11: 4,948,249 km (0.106 R)
• M12: 5,288,434 km (0.037 R)
• M13: 5,644,328 km (0.06 R)
• M14: 5,927,217 km (0.079 R)
• M15: 6,288,346 km (0.117 R)
• M16: 6,784,712 km (0.116 R)
• M17: 7,281,377 km (0.08 R)
• M18: 10,328,237 km (0.056 R)
• M19: 11,358,966 km (0.109 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 543.5

Radius: 12.8

Gravity: 3.32 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 2.39 AU - 2.95 AU

Year: 2909 Days

Day: 14.1 Hours

Environment

Temp: -200 °C

Axial Tilt: 49.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 58,877,142 km

• M1: 159,471 km (0.047 R)
• M2: 606,470 km (0.042 R)
• M3: 1,031,029 km (0.085 R)
• M4: 1,471,594 km (0.054 R)
• M5: 1,908,420 km (0.052 R)
• M6: 2,363,796 km (0.084 R)
• M7: 2,955,456 km (0.119 R)
• M8: 4,312,458 km (0.07 R)
• M9: 4,764,692 km (0.088 R)
• M10: 5,490,691 km (0.097 R)
• M11: 5,919,289 km (0.094 R)
• M12: 6,397,703 km (0.09 R)
• M13: 7,738,698 km (0.064 R)
• M14: 8,508,828 km (0.088 R)
• M15: 9,015,815 km (0.095 R)
• M16: 10,543,508 km (0.077 R)
• M17: 12,195,069 km (0.073 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 785.1

Radius: 13.7

Gravity: 4.18 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 2.7 AU - 2.86 AU

Year: 3091 Days

Day: 12.2 Hours

Environment

Temp: -220 °C

Axial Tilt: 48.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 58,877,142 km

• M1: 177,872 km (0.059 R)
• M2: 2,056,971 km (0.027 R)
• M3: 3,119,265 km (0.076 R)
• M4: 4,019,695 km (0.116 R)
• M5: 4,774,266 km (0.11 R)
• M6: 5,916,297 km (0.112 R)
• M7: 7,647,742 km (0.095 R)
• M8: 8,282,636 km (0.063 R)
• M9: 8,844,376 km (0.06 R)
• M10: 9,620,190 km (0.114 R)
• M11: 10,360,700 km (0.072 R)
• M12: 17,894,598 km (0.106 R)
• M13: 18,538,019 km (0.066 R)
• M14: 19,440,243 km (0.102 R)
• M15: 21,073,104 km (0.12 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 961.4

Radius: 7.3

Gravity: 18.04 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 6.89 AU - 8.33 AU

Year: 13999 Days

Day: 20.8 Hours

Environment

Temp: -222 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 58,877,142 km

• M1: 90,806 km (0.088 R)
• M2: 360,381 km (0.094 R)
• M3: 804,986 km (0.099 R)
• M4: 1,189,901 km (0.034 R)
• M5: 1,610,870 km (0.117 R)
• M6: 2,479,136 km (0.07 R)
• M7: 2,966,376 km (0.103 R)
• M8: 3,325,411 km (0.113 R)
• M9: 3,599,474 km (0.091 R)
• M10: 4,255,760 km (0.044 R)
• M11: 6,661,743 km (0.078 R)
• M12: 7,981,346 km (0.107 R)
• M13: 8,626,262 km (0.091 R)
• M14: 11,067,849 km (0.08 R)
• M15: 12,059,533 km (0.093 R)
• M16: 12,576,992 km (0.068 R)
• M17: 14,433,352 km (0.113 R)
• M18: 14,869,280 km (0.086 R)
• M19: 17,263,594 km (0.111 R)
• M20: 18,937,894 km (0.117 R)
• M21: 19,198,044 km (0.092 R)
• M22: 22,703,272 km (0.115 R)
• M23: 24,503,533 km (0.069 R)
• M24: 29,070,008 km (0.097 R)
• M25: 32,287,110 km (0.107 R)
• M26: 35,866,090 km (0.088 R)
• M27: 38,717,874 km (0.115 R)
• M28: 40,989,517 km (0.106 R)
• M29: 46,579,840 km (0.076 R)
• M30: 50,133,837 km (0.049 R)
• M31: 51,133,450 km (0.079 R)
• M32: 53,345,105 km (0.045 R)
• M33: 61,302,814 km (0.062 R)
• M34: 64,382,136 km (0.049 R)
• M35: 65,167,675 km (0.044 R)
• M36: 65,562,912 km (0.072 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 270.6

Radius: 5.9

Gravity: 7.77 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 7.75 AU - 12.61 AU

Year: 21660 Days

Day: 22.1 Hours

Environment

Temp: -236 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 58,877,142 km

• M1: 73,453 km (0.106 R)
• M2: 314,305 km (0.11 R)
• M3: 602,580 km (0.112 R)
• M4: 798,254 km (0.081 R)
• M5: 1,059,901 km (0.114 R)
• M6: 1,296,266 km (0.111 R)
• M7: 2,364,245 km (0.094 R)
• M8: 2,660,000 km (0.088 R)
• M9: 4,037,946 km (0.094 R)
• M10: 6,375,412 km (0.078 R)
• M11: 8,582,430 km (0.086 R)
• M12: 8,877,586 km (0.08 R)
• M13: 9,963,966 km (0.088 R)
• M14: 14,292,431 km (0.104 R)
• M15: 14,637,553 km (0.082 R)
• M16: 26,919,239 km (0.078 R)
• M17: 28,086,252 km (0.116 R)
• M18: 29,955,627 km (0.118 R)
• M19: 32,495,949 km (0.117 R)
• M20: 33,940,316 km (0.114 R)
• M21: 35,805,203 km (0.11 R)
• M22: 42,372,250 km (0.05 R)
• M23: 45,863,117 km (0.104 R)
• M24: 48,914,913 km (0.072 R)
• M25: 52,425,078 km (0.077 R)
• M26: 52,916,357 km (0.097 R)
• M27: 56,441,781 km (0.108 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 473 - 11,702 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit