🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner System (Rocky)

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: 609.5

Radius: 11.6

Gravity: 4.53 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 0.44 AU - 0.64 AU

Year: 269 Days

Day: 5.5 Hours

Environment

Temp: -148 °C

Axial Tilt: 44.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 59,753,205 km

• M1: 144,212 km (0.079 R)
• M2: 591,809 km (0.117 R)
• M3: 1,003,203 km (0.092 R)
• M4: 1,574,518 km (0.08 R)
• M5: 2,299,618 km (0.064 R)
• M6: 2,730,610 km (0.095 R)
• M7: 3,286,665 km (0.039 R)
• M8: 4,045,276 km (0.067 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 671.9

Radius: 8.8

Gravity: 8.68 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 1.23 AU - 1.51 AU

Year: 1088 Days

Day: 14.7 Hours

Environment

Temp: -191 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 59,753,205 km

• M1: 109,506 km (0.1 R)
• M2: 393,742 km (0.086 R)
• M3: 722,408 km (0.1 R)
• M4: 1,088,325 km (0.037 R)
• M5: 1,468,303 km (0.036 R)
• M6: 1,829,283 km (0.088 R)
• M7: 2,338,065 km (0.066 R)
• M8: 2,938,551 km (0.095 R)
• M9: 4,677,626 km (0.05 R)
• M10: 5,071,069 km (0.105 R)
• M11: 5,486,502 km (0.098 R)
• M12: 6,729,660 km (0.087 R)
• M13: 7,013,747 km (0.096 R)
• M14: 8,365,513 km (0.048 R)
• M15: 9,943,770 km (0.069 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 614.5

Radius: 10.5

Gravity: 5.57 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 1.39 AU - 1.81 AU

Year: 1373 Days

Day: 7.9 Hours

Environment

Temp: -191 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 59,753,205 km

• M1: 130,599 km (0.06 R)
• M2: 462,557 km (0.109 R)
• M3: 1,038,808 km (0.106 R)
• M4: 1,394,252 km (0.114 R)
• M5: 2,759,482 km (0.08 R)
• M6: 4,377,234 km (0.101 R)
• M7: 5,142,876 km (0.102 R)
• M8: 5,665,421 km (0.11 R)
• M9: 7,370,089 km (0.112 R)
• M10: 10,532,737 km (0.109 R)
• M11: 11,033,741 km (0.094 R)
• M12: 11,585,757 km (0.047 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 988.7

Radius: 12.9

Gravity: 5.94 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 1.67 AU - 2.37 AU

Year: 1947 Days

Day: 12.7 Hours

Environment

Temp: -208 °C

Axial Tilt: 10.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 59,753,205 km

• M1: 162,164 km (0.084 R)
• M2: 564,882 km (0.119 R)
• M3: 1,016,069 km (0.106 R)
• M4: 1,634,955 km (0.049 R)
• M5: 2,682,140 km (0.116 R)
• M6: 3,413,823 km (0.116 R)
• M7: 3,884,010 km (0.092 R)
• M8: 4,480,307 km (0.116 R)
• M9: 5,160,079 km (0.078 R)
• M10: 5,907,620 km (0.035 R)
• M11: 6,949,419 km (0.076 R)
• M12: 8,016,351 km (0.115 R)
• M13: 9,292,421 km (0.093 R)
• M14: 12,079,579 km (0.079 R)
• M15: 12,621,273 km (0.097 R)
• M16: 13,619,390 km (0.044 R)
• M17: 14,069,530 km (0.071 R)
• M18: 16,269,516 km (0.113 R)
• M19: 17,398,980 km (0.052 R)
• M20: 17,875,749 km (0.108 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 634.2

Radius: 13.4

Gravity: 3.53 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 3.51 AU - 5.47 AU

Year: 6453 Days

Day: 6.5 Hours

Environment

Temp: -219 °C

Axial Tilt: 15.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 59,753,205 km

• M1: 166,652 km (0.087 R)
• M2: 728,841 km (0.06 R)
• M3: 1,403,078 km (0.089 R)
• M4: 1,827,338 km (0.075 R)
• M5: 3,458,703 km (0.04 R)
• M6: 4,403,264 km (0.057 R)
• M7: 4,854,002 km (0.067 R)
• M8: 5,818,011 km (0.11 R)
• M9: 6,630,327 km (0.075 R)
• M10: 7,817,087 km (0.103 R)
• M11: 11,424,191 km (0.118 R)
• M12: 12,075,391 km (0.075 R)
• M13: 12,540,640 km (0.099 R)
• M14: 13,562,393 km (0.116 R)
• M15: 15,168,327 km (0.065 R)
• M16: 16,265,477 km (0.067 R)
• M17: 17,154,986 km (0.116 R)
• M18: 19,239,932 km (0.111 R)
• M19: 21,943,464 km (0.086 R)
• M20: 23,346,244 km (0.077 R)
• M21: 24,642,808 km (0.118 R)
• M22: 25,477,116 km (0.069 R)
• M23: 26,763,807 km (0.032 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 25.7

Radius: 6.3

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 5.56 AU - 7.94 AU

Year: 11895 Days

Day: 15.5 Hours

Environment

Temp: -232 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 59,753,205 km

• M1: 94,247 km (0.116 R)
• M2: 299,495 km (0.115 R)
• M3: 617,839 km (0.115 R)
• M4: 1,691,054 km (0.105 R)
• M5: 2,571,288 km (0.04 R)
• M6: 3,669,037 km (0.027 R)
• M7: 5,668,263 km (0.106 R)
• M8: 5,996,032 km (0.118 R)
• M9: 11,606,252 km (0.067 R)
• M10: 14,880,650 km (0.115 R)
• M11: 17,481,409 km (0.107 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 277.5

Radius: 4.6

Gravity: 13.11 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 9.39 AU - 10.87 AU

Year: 21868 Days

Day: 18.2 Hours

Environment

Temp: -227 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 59,753,205 km

• M1: 58,942 km (0.115 R)
• M2: 345,421 km (0.069 R)
• M3: 650,452 km (0.068 R)
• M4: 872,156 km (0.07 R)
• M5: 1,047,035 km (0.036 R)
• M6: 1,285,195 km (0.025 R)
• M7: 1,558,810 km (0.088 R)
• M8: 2,031,689 km (0.096 R)
• M9: 2,362,300 km (0.083 R)
• M10: 2,529,850 km (0.079 R)
• M11: 2,683,038 km (0.108 R)
• M12: 2,889,034 km (0.058 R)
• M13: 3,056,584 km (0.113 R)
• M14: 3,410,981 km (0.032 R)
• M15: 4,323,827 km (0.112 R)
• M16: 5,211,990 km (0.117 R)
• M17: 6,495,390 km (0.118 R)
• M18: 7,699,802 km (0.116 R)
• M19: 10,938,896 km (0.101 R)
• M20: 13,942,970 km (0.108 R)
• M21: 16,679,265 km (0.078 R)
• M22: 19,667,931 km (0.084 R)
• M23: 21,063,979 km (0.114 R)
• M24: 23,089,683 km (0.093 R)
• M25: 30,507,045 km (0.12 R)
• M26: 38,693,340 km (0.076 R)
• M27: 39,231,742 km (0.099 R)
• M28: 42,710,940 km (0.057 R)
• M29: 43,720,875 km (0.03 R)
• M30: 45,190,824 km (0.093 R)
• M31: 46,541,693 km (0.055 R)
• M32: 48,696,351 km (0.097 R)
• M33: 49,956,863 km (0.101 R)
• M34: 53,701,896 km (0.033 R)
• M35: 54,708,839 km (0.117 R)
• M36: 59,574,360 km (0.101 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 308 - 12,137 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit