🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.49 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 865.4

Radius: 9.5

Gravity: 9.59 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 0.88 AU - 1.06 AU

Year: 627 Days

Day: 11.5 Hours

Environment

Temp: -155 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 65,641,154 km

• M1: 118,182 km (0.078 R)
• M2: 415,732 km (0.117 R)
• M3: 776,862 km (0.107 R)
• M4: 1,657,993 km (0.074 R)
• M5: 2,210,608 km (0.058 R)
• M6: 2,696,651 km (0.111 R)
• M7: 3,150,681 km (0.114 R)
• M8: 3,572,098 km (0.094 R)
• M9: 3,912,433 km (0.035 R)
• M10: 4,228,085 km (0.076 R)
• M11: 4,910,849 km (0.074 R)
• M12: 5,225,304 km (0.094 R)
• M13: 5,590,323 km (0.098 R)
• M14: 6,011,590 km (0.09 R)
• M15: 6,599,211 km (0.117 R)
• M16: 7,048,304 km (0.116 R)
• M17: 7,494,704 km (0.038 R)
• M18: 7,865,407 km (0.07 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 666.3

Radius: 8.4

Gravity: 9.44 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 0.89 AU - 1.29 AU

Year: 747 Days

Day: 11.3 Hours

Environment

Temp: -162 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 65,641,154 km

• M1: 104,419 km (0.097 R)
• M2: 403,316 km (0.065 R)
• M3: 738,265 km (0.112 R)
• M4: 1,113,008 km (0.116 R)
• M5: 1,384,977 km (0.119 R)
• M6: 1,909,617 km (0.076 R)
• M7: 2,661,945 km (0.09 R)
• M8: 3,352,787 km (0.104 R)
• M9: 3,841,973 km (0.061 R)
• M10: 4,442,458 km (0.102 R)
• M11: 5,790,784 km (0.106 R)
• M12: 6,412,363 km (0.07 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 912.9

Radius: 9.1

Gravity: 11.02 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 1.63 AU - 1.69 AU

Year: 1403 Days

Day: 14.5 Hours

Environment

Temp: -185 °C

Axial Tilt: 5.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 65,641,154 km

• M1: 113,246 km (0.08 R)
• M2: 502,350 km (0.053 R)
• M3: 805,884 km (0.117 R)
• M4: 1,308,533 km (0.098 R)
• M5: 1,837,361 km (0.11 R)
• M6: 2,464,027 km (0.094 R)
• M7: 3,029,806 km (0.092 R)
• M8: 4,497,361 km (0.114 R)
• M9: 5,723,465 km (0.051 R)
• M10: 6,588,889 km (0.093 R)
• M11: 7,106,048 km (0.117 R)
• M12: 8,698,967 km (0.117 R)
• M13: 11,079,817 km (0.111 R)
• M14: 11,368,690 km (0.067 R)
• M15: 12,419,765 km (0.085 R)
• M16: 12,849,859 km (0.088 R)
• M17: 13,168,951 km (0.104 R)
• M18: 14,073,868 km (0.098 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 583.4

Radius: 14.4

Gravity: 2.81 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 1.83 AU - 2.47 AU

Year: 2068 Days

Day: 12.6 Hours

Environment

Temp: -195 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 65,641,154 km

• M1: 179,817 km (0.045 R)
• M2: 660,774 km (0.058 R)
• M3: 1,351,318 km (0.097 R)
• M4: 1,949,260 km (0.108 R)
• M5: 2,557,974 km (0.093 R)
• M6: 3,228,472 km (0.078 R)
• M7: 3,941,455 km (0.048 R)
• M8: 5,250,736 km (0.105 R)
• M9: 6,190,659 km (0.101 R)
• M10: 7,836,834 km (0.106 R)
• M11: 8,559,093 km (0.11 R)
• M12: 9,194,435 km (0.101 R)
• M13: 9,691,548 km (0.05 R)
• M14: 11,862,363 km (0.12 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 413.3

Radius: 13.1

Gravity: 2.41 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 5.02 AU - 5.28 AU

Year: 7667 Days

Day: 12.8 Hours

Environment

Temp: -214 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 65,641,154 km

• M1: 162,912 km (0.098 R)
• M2: 842,386 km (0.052 R)
• M3: 1,321,996 km (0.097 R)
• M4: 2,961,589 km (0.107 R)
• M5: 3,873,837 km (0.084 R)
• M6: 6,992,504 km (0.088 R)
• M7: 7,640,262 km (0.108 R)
• M8: 10,363,991 km (0.117 R)
• M9: 10,780,023 km (0.117 R)
• M10: 13,901,382 km (0.11 R)
• M11: 15,339,317 km (0.087 R)
• M12: 18,441,977 km (0.095 R)
• M13: 24,942,902 km (0.092 R)
• M14: 29,572,657 km (0.118 R)
• M15: 30,506,297 km (0.081 R)
• M16: 31,171,409 km (0.117 R)
• M17: 32,334,084 km (0.089 R)
• M18: 33,929,096 km (0.106 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 684.8

Radius: 3.4

Gravity: 59.24 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 7.8 AU - 9.04 AU

Year: 16028 Days

Day: 20.5 Hours

Environment

Temp: -217 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 65,641,154 km

• M1: 50,414 km (0.046 R)
• M2: 521,199 km (0.084 R)
• M3: 694,284 km (0.118 R)
• M4: 830,119 km (0.03 R)
• M5: 995,275 km (0.113 R)
• M6: 1,451,698 km (0.117 R)
• M7: 1,675,496 km (0.116 R)
• M8: 1,903,483 km (0.12 R)
• M9: 5,822,948 km (0.112 R)
• M10: 6,019,968 km (0.093 R)
• M11: 6,140,394 km (0.071 R)
• M12: 9,054,860 km (0.102 R)
• M13: 10,544,855 km (0.043 R)
• M14: 10,661,391 km (0.049 R)
• M15: 11,075,778 km (0.104 R)
• M16: 11,686,436 km (0.083 R)
• M17: 12,448,338 km (0.114 R)
• M18: 16,445,144 km (0.104 R)
• M19: 17,077,943 km (0.115 R)
• M20: 20,759,846 km (0.119 R)
• M21: 22,542,754 km (0.116 R)
• M22: 23,919,952 km (0.12 R)
• M23: 24,526,870 km (0.067 R)
• M24: 42,942,069 km (0.076 R)
• M25: 48,023,460 km (0.028 R)
• M26: 55,930,605 km (0.116 R)
• M27: 65,641,152 km (0.106 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: 246 - 13,475 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit