🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.42 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 530.3

Radius: 8.8

Gravity: 6.85 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 0.64 AU - 1.04 AU

Year: 531 Days

Day: 7.7 Hours

Environment

Temp: -158 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 51,884,824 km

• M1: 109,506 km (0.114 R)
• M2: 486,043 km (0.104 R)
• M3: 846,275 km (0.052 R)
• M4: 1,339,350 km (0.044 R)
• M5: 1,615,956 km (0.096 R)
• M6: 2,014,186 km (0.117 R)
• M7: 2,877,964 km (0.082 R)
• M8: 3,345,457 km (0.11 R)
• M9: 3,731,868 km (0.111 R)
• M10: 4,010,270 km (0.109 R)
• M11: 4,417,924 km (0.089 R)
• M12: 4,715,026 km (0.094 R)
• M13: 5,137,191 km (0.05 R)
• M14: 5,482,912 km (0.098 R)
• M15: 5,756,676 km (0.094 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 726.6

Radius: 12.7

Gravity: 4.5 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 0.88 AU - 1.36 AU

Year: 818 Days

Day: 6.3 Hours

Environment

Temp: -183 °C

Axial Tilt: 23.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 51,884,824 km

• M1: 157,975 km (0.114 R)
• M2: 686,804 km (0.086 R)
• M3: 1,092,064 km (0.101 R)
• M4: 2,143,289 km (0.03 R)
• M5: 3,398,864 km (0.116 R)
• M6: 4,195,921 km (0.082 R)
• M7: 4,605,370 km (0.086 R)
• M8: 5,486,502 km (0.108 R)
• M9: 6,120,647 km (0.112 R)
• M10: 6,649,625 km (0.098 R)
• M11: 7,535,694 km (0.116 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 962.1

Radius: 8.9

Gravity: 12.15 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 2.14 AU - 2.68 AU

Year: 2582 Days

Day: 14.7 Hours

Environment

Temp: -209 °C

Axial Tilt: 46.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 51,884,824 km

• M1: 113,395 km (0.119 R)
• M2: 541,694 km (0.038 R)
• M3: 1,039,256 km (0.041 R)
• M4: 1,476,082 km (0.114 R)
• M5: 1,796,820 km (0.09 R)
• M6: 2,232,599 km (0.099 R)
• M7: 3,316,884 km (0.111 R)
• M8: 4,558,846 km (0.09 R)
• M9: 5,372,957 km (0.072 R)
• M10: 6,742,077 km (0.09 R)
• M11: 7,318,777 km (0.107 R)
• M12: 7,994,061 km (0.113 R)
• M13: 8,364,167 km (0.118 R)
• M14: 8,745,492 km (0.093 R)
• M15: 9,806,888 km (0.045 R)
• M16: 10,231,298 km (0.106 R)
• M17: 11,116,618 km (0.055 R)
• M18: 11,450,969 km (0.061 R)
• M19: 11,965,137 km (0.036 R)
• M20: 12,405,254 km (0.107 R)
• M21: 13,085,625 km (0.086 R)
• M22: 14,176,792 km (0.087 R)
• M23: 14,471,200 km (0.109 R)
• M24: 14,870,028 km (0.097 R)
• M25: 16,539,391 km (0.048 R)
• M26: 17,927,958 km (0.086 R)
• M27: 18,446,315 km (0.111 R)
• M28: 18,856,213 km (0.047 R)
• M29: 19,816,332 km (0.104 R)
• M30: 21,253,220 km (0.102 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 392.2

Radius: 9.5

Gravity: 4.35 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 4.44 AU - 4.96 AU

Year: 7033 Days

Day: 9.5 Hours

Environment

Temp: -228 °C

Axial Tilt: 48.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 51,884,824 km

• M1: 119,230 km (0.111 R)
• M2: 520,002 km (0.046 R)
• M3: 990,488 km (0.052 R)
• M4: 1,605,784 km (0.066 R)
• M5: 2,095,268 km (0.074 R)
• M6: 2,408,526 km (0.107 R)
• M7: 2,807,802 km (0.069 R)
• M8: 3,564,768 km (0.115 R)
• M9: 4,527,580 km (0.03 R)
• M10: 5,987,206 km (0.084 R)
• M11: 6,591,731 km (0.113 R)
• M12: 8,850,210 km (0.077 R)
• M13: 10,022,309 km (0.041 R)
• M14: 11,153,718 km (0.115 R)
• M15: 11,774,549 km (0.088 R)
• M16: 12,672,136 km (0.111 R)
• M17: 14,886,035 km (0.063 R)
• M18: 15,579,870 km (0.098 R)
• M19: 17,157,380 km (0.112 R)
• M20: 19,719,094 km (0.066 R)
• M21: 22,600,798 km (0.116 R)
• M22: 24,938,264 km (0.092 R)

Planet 5 - Ice Giant

Semi-Major Axis: 5.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 628.4

Radius: 3.3

Gravity: 57.7 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 5.35 AU - 5.91 AU

Year: 9221 Days

Day: 24.2 Hours

Environment

Temp: -231 °C

Axial Tilt: 46.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 51,884,824 km

• M1: 43,084 km (0.066 R)
• M2: 169,943 km (0.11 R)
• M3: 338,690 km (0.048 R)
• M4: 455,077 km (0.119 R)
• M5: 861,385 km (0.094 R)
• M6: 1,094,009 km (0.098 R)
• M7: 1,431,951 km (0.084 R)
• M8: 1,683,574 km (0.112 R)
• M9: 2,384,291 km (0.045 R)
• M10: 2,737,192 km (0.096 R)
• M11: 3,168,932 km (0.105 R)
• M12: 3,401,257 km (0.048 R)
• M13: 3,899,418 km (0.065 R)
• M14: 4,825,279 km (0.118 R)
• M15: 6,715,897 km (0.095 R)
• M16: 10,751,599 km (0.049 R)
• M17: 11,011,151 km (0.092 R)
• M18: 11,488,817 km (0.063 R)
• M19: 11,869,843 km (0.117 R)
• M20: 15,487,419 km (0.115 R)
• M21: 20,560,432 km (0.088 R)
• M22: 21,610,460 km (0.101 R)
• M23: 21,857,745 km (0.063 R)
• M24: 22,274,076 km (0.073 R)
• M25: 23,122,595 km (0.104 R)
• M26: 23,294,932 km (0.112 R)
• M27: 25,155,480 km (0.072 R)
• M28: 26,637,846 km (0.033 R)
• M29: 26,922,231 km (0.07 R)
• M30: 28,177,507 km (0.049 R)
• M31: 29,572,507 km (0.086 R)
• M32: 30,908,416 km (0.045 R)
• M33: 31,117,404 km (0.088 R)
• M34: 37,478,904 km (0.119 R)
• M35: 42,297,302 km (0.071 R)
• M36: 43,727,458 km (0.079 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 318.9

Radius: 6.1

Gravity: 8.57 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 6.97 AU - 9.63 AU

Year: 16505 Days

Day: 20.5 Hours

Environment

Temp: -224 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 51,884,824 km

• M1: 75,846 km (0.117 R)
• M2: 569,519 km (0.039 R)
• M3: 2,221,828 km (0.096 R)
• M4: 4,703,207 km (0.111 R)
• M5: 4,956,028 km (0.067 R)
• M6: 5,454,787 km (0.085 R)
• M7: 6,023,109 km (0.054 R)
• M8: 6,321,557 km (0.09 R)
• M9: 10,236,833 km (0.114 R)
• M10: 13,216,523 km (0.12 R)
• M11: 16,655,479 km (0.071 R)
• M12: 17,468,244 km (0.093 R)
• M13: 33,029,265 km (0.082 R)
• M14: 35,744,466 km (0.064 R)
• M15: 40,682,543 km (0.036 R)
• M16: 44,635,965 km (0.103 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: 519 - 15,088 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit