🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 898.9

Radius: 14.7

Gravity: 4.16 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 0.52 AU - 0.56 AU

Year: 274 Days

Day: 7.1 Hours

Environment

Temp: -147 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 53,296,839 km

• M1: 185,501 km (0.091 R)
• M2: 646,861 km (0.084 R)
• M3: 1,561,951 km (0.057 R)
• M4: 2,048,593 km (0.117 R)
• M5: 2,729,712 km (0.1 R)
• M6: 3,448,381 km (0.026 R)
• M7: 4,077,290 km (0.113 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 913.8

Radius: 13.2

Gravity: 5.24 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 0.53 AU - 0.73 AU

Year: 345 Days

Day: 12.2 Hours

Environment

Temp: -146 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 53,296,839 km

• M1: 164,109 km (0.108 R)
• M2: 689,197 km (0.025 R)
• M3: 1,256,772 km (0.076 R)
• M4: 1,834,070 km (0.057 R)
• M5: 2,328,940 km (0.096 R)
• M6: 2,892,325 km (0.099 R)
• M7: 3,416,965 km (0.096 R)
• M8: 3,953,273 km (0.098 R)
• M9: 5,528,838 km (0.109 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 985.1

Radius: 11.6

Gravity: 7.32 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.83 AU - 1.37 AU

Year: 796 Days

Day: 13 Hours

Environment

Temp: -179 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 53,296,839 km

• M1: 144,512 km (0.086 R)
• M2: 528,828 km (0.09 R)
• M3: 923,617 km (0.047 R)
• M4: 1,348,625 km (0.092 R)
• M5: 1,768,546 km (0.082 R)
• M6: 2,276,281 km (0.064 R)
• M7: 2,854,926 km (0.054 R)
• M8: 3,874,585 km (0.111 R)
• M9: 4,308,269 km (0.068 R)
• M10: 4,774,416 km (0.109 R)
• M11: 5,428,608 km (0.068 R)
• M12: 5,932,004 km (0.041 R)
• M13: 6,554,631 km (0.069 R)
• M14: 7,102,458 km (0.07 R)
• M15: 7,533,300 km (0.09 R)
• M16: 7,930,782 km (0.1 R)
• M17: 8,316,146 km (0.029 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 305.8

Radius: 12.9

Gravity: 1.84 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 2.13 AU - 2.97 AU

Year: 2811 Days

Day: 7.8 Hours

Environment

Temp: -199 °C

Axial Tilt: 118.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 53,296,839 km

• M1: 160,519 km (0.037 R)
• M2: 788,231 km (0.102 R)
• M3: 1,796,521 km (0.068 R)
• M4: 2,261,022 km (0.095 R)
• M5: 3,243,431 km (0.026 R)
• M6: 4,032,411 km (0.07 R)
• M7: 5,338,550 km (0.078 R)
• M8: 5,895,353 km (0.066 R)
• M9: 9,783,102 km (0.055 R)
• M10: 10,655,258 km (0.114 R)
• M11: 12,001,340 km (0.075 R)
• M12: 14,804,205 km (0.052 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 656.2

Radius: 10.6

Gravity: 5.84 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 2.77 AU - 3.41 AU

Year: 3749 Days

Day: 10.3 Hours

Environment

Temp: -212 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 53,296,839 km

• M1: 132,245 km (0.102 R)
• M2: 518,207 km (0.116 R)
• M3: 895,642 km (0.055 R)
• M4: 1,379,741 km (0.059 R)
• M5: 1,719,328 km (0.081 R)
• M6: 2,074,773 km (0.03 R)
• M7: 2,541,518 km (0.106 R)
• M8: 3,113,730 km (0.117 R)
• M9: 3,916,023 km (0.092 R)
• M10: 5,357,549 km (0.102 R)
• M11: 5,733,189 km (0.106 R)
• M12: 7,849,550 km (0.044 R)
• M13: 8,658,126 km (0.055 R)
• M14: 9,914,300 km (0.103 R)
• M15: 10,482,472 km (0.052 R)
• M16: 12,225,886 km (0.104 R)
• M17: 13,409,355 km (0.116 R)
• M18: 16,168,089 km (0.05 R)
• M19: 16,728,183 km (0.07 R)
• M20: 19,160,495 km (0.095 R)
• M21: 19,535,238 km (0.03 R)
• M22: 22,434,594 km (0.059 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 918.8

Radius: 3.1

Gravity: 95.61 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 7.01 AU - 7.65 AU

Year: 13698 Days

Day: 17.3 Hours

Environment

Temp: -235 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 53,296,839 km

• M1: 56,398 km (0.075 R)
• M2: 271,969 km (0.044 R)
• M3: 406,009 km (0.09 R)
• M4: 1,728,454 km (0.082 R)
• M5: 2,153,910 km (0.112 R)
• M6: 4,935,683 km (0.08 R)
• M7: 5,255,672 km (0.044 R)
• M8: 5,742,165 km (0.107 R)
• M9: 6,136,205 km (0.074 R)
• M10: 6,548,048 km (0.093 R)
• M11: 7,989,873 km (0.075 R)
• M12: 8,733,374 km (0.092 R)
• M13: 10,242,368 km (0.112 R)
• M14: 11,178,402 km (0.087 R)
• M15: 12,752,620 km (0.1 R)
• M16: 14,756,633 km (0.077 R)
• M17: 17,361,880 km (0.066 R)
• M18: 18,349,974 km (0.083 R)
• M19: 20,983,046 km (0.087 R)
• M20: 21,167,052 km (0.1 R)
• M21: 21,538,204 km (0.099 R)
• M22: 25,076,642 km (0.101 R)
• M23: 27,860,210 km (0.069 R)
• M24: 28,869,846 km (0.062 R)
• M25: 30,606,079 km (0.097 R)
• M26: 31,680,640 km (0.104 R)
• M27: 33,276,850 km (0.026 R)
• M28: 34,031,272 km (0.101 R)
• M29: 38,248,286 km (0.073 R)
• M30: 41,920,914 km (0.11 R)
• M31: 42,212,779 km (0.043 R)
• M32: 43,244,855 km (0.066 R)
• M33: 44,445,079 km (0.106 R)
• M34: 45,976,213 km (0.072 R)
• M35: 47,383,929 km (0.108 R)
• M36: 53,473,609 km (0.057 R)
• M37: 59,143,518 km (0.112 R)
• M38: 62,312,599 km (0.108 R)
• M39: 65,201,185 km (0.087 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 462.9

Radius: 3.4

Gravity: 40.04 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 6.85 AU - 8.21 AU

Year: 14263 Days

Day: 22.7 Hours

Environment

Temp: -239 °C

Axial Tilt: 26.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 53,296,839 km

• M1: 90,956 km (0.096 R)
• M2: 507,885 km (0.104 R)
• M3: 978,220 km (0.093 R)
• M4: 2,026,602 km (0.119 R)
• M5: 2,696,352 km (0.113 R)
• M6: 3,349,347 km (0.116 R)
• M7: 3,959,706 km (0.055 R)
• M8: 4,609,709 km (0.118 R)
• M9: 5,025,740 km (0.075 R)
• M10: 6,307,645 km (0.074 R)
• M11: 10,325,694 km (0.103 R)
• M12: 12,369,350 km (0.095 R)
• M13: 15,774,048 km (0.029 R)
• M14: 16,203,095 km (0.084 R)
• M15: 24,639,966 km (0.11 R)
• M16: 25,411,592 km (0.108 R)
• M17: 28,239,291 km (0.114 R)
• M18: 33,094,789 km (0.065 R)
• M19: 33,444,698 km (0.056 R)
• M20: 45,270,260 km (0.065 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 204 - 10,791 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit