🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 911.6

Radius: 9.3

Gravity: 10.54 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 0.44 AU - 0.66 AU

Year: 272 Days

Day: 14.9 Hours

Environment

Temp: -143 °C

Axial Tilt: 148.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 42,027,324 km

• M1: 115,639 km (0.067 R)
• M2: 406,757 km (0.096 R)
• M3: 718,519 km (0.111 R)
• M4: 1,009,486 km (0.096 R)
• M5: 1,352,664 km (0.074 R)
• M6: 1,691,204 km (0.06 R)
• M7: 2,126,085 km (0.083 R)
• M8: 2,427,225 km (0.119 R)
• M9: 2,963,085 km (0.048 R)
• M10: 3,286,516 km (0.083 R)
• M11: 3,715,263 km (0.11 R)
• M12: 4,740,757 km (0.105 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 847.1

Radius: 13.1

Gravity: 4.94 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 0.94 AU - 1.12 AU

Year: 697 Days

Day: 12.4 Hours

Environment

Temp: -168 °C

Axial Tilt: 17 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 42,027,324 km

• M1: 162,912 km (0.078 R)
• M2: 603,179 km (0.028 R)
• M3: 1,017,116 km (0.105 R)
• M4: 1,487,152 km (0.101 R)
• M5: 1,901,389 km (0.095 R)
• M6: 3,275,595 km (0.085 R)
• M7: 3,843,169 km (0.099 R)
• M8: 4,411,192 km (0.11 R)
• M9: 4,947,351 km (0.093 R)
• M10: 5,526,594 km (0.106 R)
• M11: 5,990,497 km (0.062 R)
• M12: 6,480,430 km (0.117 R)
• M13: 7,152,873 km (0.085 R)
• M14: 7,895,476 km (0.037 R)
• M15: 8,310,461 km (0.101 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 138.1

Radius: 10.9

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 2.45 AU - 2.89 AU

Year: 2909 Days

Day: 13.7 Hours

Environment

Temp: -209 °C

Axial Tilt: 5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 42,027,324 km

• M1: 430,094 km (0.094 R)
• M2: 1,418,936 km (0.108 R)
• M3: 1,812,378 km (0.109 R)
• M4: 2,946,928 km (0.027 R)
• M5: 3,518,392 km (0.077 R)
• M6: 4,024,183 km (0.037 R)
• M7: 5,202,565 km (0.108 R)
• M8: 5,772,832 km (0.09 R)
• M9: 9,608,372 km (0.052 R)
• M10: 10,272,736 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 929.3

Radius: 9.8

Gravity: 9.68 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 3.53 AU - 4.19 AU

Year: 5057 Days

Day: 6.6 Hours

Environment

Temp: -218 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 42,027,324 km

• M1: 121,922 km (0.103 R)
• M2: 1,037,012 km (0.065 R)
• M3: 1,573,171 km (0.088 R)
• M4: 2,128,030 km (0.103 R)
• M5: 2,661,945 km (0.105 R)
• M6: 3,324,962 km (0.079 R)
• M7: 4,167,647 km (0.117 R)
• M8: 6,271,741 km (0.097 R)
• M9: 6,602,352 km (0.096 R)
• M10: 7,480,043 km (0.079 R)
• M11: 11,098,816 km (0.082 R)
• M12: 13,998,770 km (0.114 R)
• M13: 14,507,702 km (0.073 R)
• M14: 16,668,195 km (0.1 R)
• M15: 17,628,763 km (0.109 R)
• M16: 21,097,788 km (0.102 R)
• M17: 23,860,412 km (0.102 R)
• M18: 25,578,842 km (0.071 R)
• M19: 26,084,483 km (0.108 R)
• M20: 26,855,660 km (0.036 R)
• M21: 27,290,541 km (0.115 R)
• M22: 28,085,355 km (0.044 R)
• M23: 28,443,342 km (0.048 R)
• M24: 30,279,955 km (0.073 R)
• M25: 30,656,493 km (0.061 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 267.1

Radius: 8.3

Gravity: 3.88 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 4.58 AU - 6.54 AU

Year: 8743 Days

Day: 7.8 Hours

Environment

Temp: -228 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 42,027,324 km

• M1: 104,868 km (0.079 R)
• M2: 398,828 km (0.099 R)
• M3: 724,502 km (0.025 R)
• M4: 1,219,073 km (0.085 R)
• M5: 1,617,153 km (0.096 R)
• M6: 1,910,365 km (0.102 R)
• M7: 2,400,747 km (0.111 R)
• M8: 2,748,412 km (0.062 R)
• M9: 3,721,696 km (0.067 R)
• M10: 4,044,827 km (0.039 R)
• M11: 5,355,305 km (0.114 R)
• M12: 5,618,298 km (0.114 R)
• M13: 6,825,852 km (0.086 R)
• M14: 7,100,663 km (0.095 R)
• M15: 7,783,128 km (0.1 R)
• M16: 8,508,678 km (0.098 R)
• M17: 9,874,806 km (0.084 R)
• M18: 10,182,529 km (0.112 R)
• M19: 12,015,252 km (0.084 R)
• M20: 16,138,917 km (0.118 R)
• M21: 18,951,507 km (0.099 R)
• M22: 26,780,412 km (0.093 R)
• M23: 29,411,241 km (0.106 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 429.4

Radius: 6

Gravity: 11.93 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 5.53 AU - 6.93 AU

Year: 10370 Days

Day: 21.6 Hours

Environment

Temp: -219 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 42,027,324 km

• M1: 74,799 km (0.052 R)
• M2: 270,024 km (0.11 R)
• M3: 497,413 km (0.104 R)
• M4: 762,052 km (0.084 R)
• M5: 1,348,774 km (0.09 R)
• M6: 2,660,149 km (0.069 R)
• M7: 3,948,785 km (0.054 R)
• M8: 4,158,073 km (0.071 R)
• M9: 4,430,341 km (0.119 R)
• M10: 5,287,238 km (0.083 R)
• M11: 6,110,624 km (0.113 R)
• M12: 6,754,344 km (0.04 R)
• M13: 8,778,702 km (0.065 R)
• M14: 9,550,328 km (0.097 R)
• M15: 11,756,149 km (0.09 R)
• M16: 15,733,358 km (0.08 R)
• M17: 17,986,601 km (0.089 R)
• M18: 19,152,866 km (0.094 R)
• M19: 19,754,548 km (0.092 R)
• M20: 20,758,949 km (0.092 R)
• M21: 22,205,261 km (0.117 R)
• M22: 25,029,070 km (0.071 R)
• M23: 27,321,358 km (0.117 R)
• M24: 27,891,625 km (0.118 R)
• M25: 29,451,034 km (0.059 R)
• M26: 30,050,472 km (0.111 R)
• M27: 30,658,139 km (0.082 R)
• M28: 33,602,375 km (0.119 R)
• M29: 34,476,924 km (0.077 R)
• M30: 35,591,428 km (0.101 R)
• M31: 40,045,704 km (0.082 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 262 - 15,127 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit