🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 262.4

Radius: 13.4

Gravity: 1.46 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 0.72 AU - 0.9 AU

Year: 478 Days

Day: 8.7 Hours

Environment

Temp: -140 °C

Axial Tilt: 22.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 40,495,518 km

• M1: 167,400 km (0.108 R)
• M2: 634,445 km (0.109 R)
• M3: 1,199,775 km (0.11 R)
• M4: 1,663,229 km (0.074 R)
• M5: 2,091,528 km (0.093 R)
• M6: 2,900,254 km (0.089 R)
• M7: 3,802,628 km (0.091 R)
• M8: 4,403,413 km (0.095 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 619

Radius: 12.4

Gravity: 4.03 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 0.85 AU - 0.89 AU

Year: 532 Days

Day: 11.1 Hours

Environment

Temp: -141 °C

Axial Tilt: 46.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 40,495,518 km

• M1: 156,479 km (0.079 R)
• M2: 560,992 km (0.09 R)
• M3: 969,095 km (0.098 R)
• M4: 1,579,305 km (0.115 R)
• M5: 2,028,846 km (0.104 R)
• M6: 2,770,253 km (0.073 R)
• M7: 3,762,985 km (0.077 R)
• M8: 4,729,686 km (0.073 R)
• M9: 5,206,006 km (0.095 R)
• M10: 5,696,687 km (0.12 R)
• M11: 6,181,234 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 314.3

Radius: 8.9

Gravity: 3.97 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 1.16 AU - 1.76 AU

Year: 1157 Days

Day: 12.8 Hours

Environment

Temp: -183 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 40,495,518 km

• M1: 110,702 km (0.061 R)
• M2: 389,403 km (0.111 R)
• M3: 721,361 km (0.083 R)
• M4: 1,143,077 km (0.109 R)
• M5: 1,584,690 km (0.041 R)
• M6: 2,319,814 km (0.083 R)
• M7: 3,886,253 km (0.094 R)
• M8: 4,717,718 km (0.062 R)
• M9: 5,103,382 km (0.091 R)
• M10: 5,434,442 km (0.076 R)
• M11: 5,858,701 km (0.057 R)
• M12: 6,557,623 km (0.092 R)
• M13: 7,128,638 km (0.109 R)
• M14: 7,900,862 km (0.092 R)
• M15: 8,395,433 km (0.025 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 544.8

Radius: 8

Gravity: 8.51 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 5.54 AU - 6.52 AU

Year: 9714 Days

Day: 18.5 Hours

Environment

Temp: -230 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 40,495,518 km

• M1: 99,483 km (0.091 R)
• M2: 936,034 km (0.041 R)
• M3: 1,457,831 km (0.092 R)
• M4: 1,915,302 km (0.084 R)
• M5: 2,212,702 km (0.099 R)
• M6: 2,986,422 km (0.111 R)
• M7: 3,506,724 km (0.118 R)
• M8: 3,929,188 km (0.118 R)
• M9: 4,247,383 km (0.106 R)
• M10: 4,816,154 km (0.118 R)
• M11: 5,466,905 km (0.031 R)
• M12: 6,388,128 km (0.068 R)
• M13: 8,844,675 km (0.104 R)
• M14: 9,628,119 km (0.11 R)
• M15: 10,012,436 km (0.102 R)
• M16: 11,815,389 km (0.066 R)
• M17: 14,006,998 km (0.048 R)
• M18: 15,918,261 km (0.099 R)
• M19: 16,252,911 km (0.08 R)
• M20: 17,638,786 km (0.114 R)
• M21: 19,632,327 km (0.101 R)
• M22: 23,973,807 km (0.081 R)
• M23: 28,129,336 km (0.042 R)
• M24: 30,121,232 km (0.11 R)
• M25: 30,530,681 km (0.099 R)
• M26: 37,242,540 km (0.114 R)
• M27: 38,549,277 km (0.056 R)
• M28: 40,256,039 km (0.046 R)
• M29: 40,752,854 km (0.104 R)
• M30: 41,758,600 km (0.093 R)
• M31: 42,267,682 km (0.092 R)
• M32: 42,652,148 km (0.066 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 200.2

Radius: 6.1

Gravity: 5.38 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 7.5 AU - 8.1 AU

Year: 14291 Days

Day: 22.7 Hours

Environment

Temp: -235 °C

Axial Tilt: 49.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 40,495,518 km

• M1: 76,145 km (0.069 R)
• M2: 288,125 km (0.071 R)
• M3: 540,796 km (0.106 R)
• M4: 922,720 km (0.097 R)
• M5: 1,287,589 km (0.102 R)
• M6: 1,617,602 km (0.101 R)
• M7: 2,303,658 km (0.1 R)
• M8: 2,596,271 km (0.085 R)
• M9: 5,387,917 km (0.107 R)
• M10: 6,106,884 km (0.099 R)
• M11: 6,418,796 km (0.104 R)
• M12: 7,614,532 km (0.092 R)
• M13: 13,774,374 km (0.12 R)
• M14: 16,732,073 km (0.042 R)
• M15: 23,696,153 km (0.107 R)
• M16: 25,430,142 km (0.101 R)
• M17: 27,902,845 km (0.088 R)
• M18: 28,665,196 km (0.098 R)
• M19: 29,245,935 km (0.098 R)
• M20: 29,441,310 km (0.107 R)
• M21: 30,531,130 km (0.066 R)
• M22: 31,340,604 km (0.054 R)
• M23: 31,956,948 km (0.038 R)
• M24: 34,503,552 km (0.11 R)
• M25: 35,603,396 km (0.066 R)
• M26: 39,042,950 km (0.117 R)

Asteroid Belt

Center: 8.14 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 8.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 157.4

Radius: 7.5

Gravity: 2.8 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 7.39 AU - 9.57 AU

Year: 16200 Days

Day: 24.2 Hours

Environment

Temp: -221 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 40,495,518 km

• M1: 111,002 km (0.115 R)
• M2: 370,404 km (0.097 R)
• M3: 845,078 km (0.111 R)
• M4: 1,088,923 km (0.041 R)
• M5: 1,667,268 km (0.114 R)
• M6: 2,009,847 km (0.093 R)
• M7: 2,659,701 km (0.11 R)
• M8: 3,558,485 km (0.118 R)
• M9: 4,077,440 km (0.045 R)
• M10: 5,840,002 km (0.095 R)
• M11: 6,597,565 km (0.103 R)
• M12: 8,265,133 km (0.09 R)
• M13: 8,951,787 km (0.027 R)
• M14: 9,722,216 km (0.065 R)
• M15: 13,891,957 km (0.093 R)
• M16: 15,048,050 km (0.117 R)
• M17: 16,465,190 km (0.108 R)
• M18: 17,619,637 km (0.062 R)
• M19: 19,787,011 km (0.113 R)
• M20: 20,624,460 km (0.064 R)
• M21: 21,804,189 km (0.099 R)
• M22: 22,862,295 km (0.08 R)
• M23: 23,869,238 km (0.028 R)
• M24: 25,434,480 km (0.112 R)
• M25: 29,058,339 km (0.063 R)
• M26: 32,906,595 km (0.111 R)
• M27: 33,757,956 km (0.078 R)
• M28: 36,287,208 km (0.065 R)
• M29: 38,587,125 km (0.056 R)
• M30: 39,058,358 km (0.081 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 251 - 15,225 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit