🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 214.2

Radius: 10.6

Gravity: 1.91 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 0.56 AU - 0.62 AU

Year: 302 Days

Day: 12.5 Hours

Environment

Temp: -142 °C

Axial Tilt: 17 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 72,794,662 km

• M1: 131,945 km (0.108 R)
• M2: 523,742 km (0.11 R)
• M3: 935,884 km (0.118 R)
• M4: 1,265,448 km (0.114 R)
• M5: 1,892,712 km (0.086 R)
• M6: 2,235,591 km (0.061 R)
• M7: 2,716,997 km (0.093 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 970.8

Radius: 13

Gravity: 5.74 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 3.7 AU - 4.18 AU

Year: 5215 Days

Day: 6.1 Hours

Environment

Temp: -214 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 72,794,662 km

• M1: 165,455 km (0.079 R)
• M2: 623,973 km (0.112 R)
• M3: 1,186,162 km (0.113 R)
• M4: 2,158,697 km (0.098 R)
• M5: 3,019,783 km (0.087 R)
• M6: 3,541,430 km (0.084 R)
• M7: 4,794,761 km (0.081 R)
• M8: 6,797,278 km (0.104 R)
• M9: 7,220,640 km (0.074 R)
• M10: 7,661,805 km (0.031 R)
• M11: 9,565,886 km (0.065 R)
• M12: 10,098,903 km (0.069 R)
• M13: 12,276,899 km (0.085 R)
• M14: 13,558,653 km (0.069 R)
• M15: 14,289,140 km (0.05 R)
• M16: 15,524,669 km (0.052 R)
• M17: 17,216,321 km (0.065 R)
• M18: 19,588,046 km (0.082 R)
• M19: 20,741,894 km (0.042 R)
• M20: 21,186,050 km (0.108 R)
• M21: 21,712,186 km (0.084 R)
• M22: 26,936,144 km (0.104 R)
• M23: 28,271,604 km (0.1 R)
• M24: 30,690,302 km (0.109 R)
• M25: 31,267,601 km (0.101 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 501.4

Radius: 9.8

Gravity: 5.22 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 4.43 AU - 4.97 AU

Year: 6795 Days

Day: 7.4 Hours

Environment

Temp: -219 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 72,794,662 km

• M1: 121,922 km (0.073 R)
• M2: 443,408 km (0.08 R)
• M3: 1,779,766 km (0.078 R)
• M4: 2,234,992 km (0.051 R)
• M5: 2,785,213 km (0.101 R)
• M6: 3,214,260 km (0.108 R)
• M7: 3,916,921 km (0.064 R)
• M8: 4,692,137 km (0.06 R)
• M9: 5,215,879 km (0.101 R)
• M10: 5,717,032 km (0.069 R)
• M11: 6,185,722 km (0.091 R)
• M12: 6,646,035 km (0.075 R)
• M13: 7,415,566 km (0.096 R)
• M14: 8,400,220 km (0.114 R)
• M15: 9,173,341 km (0.049 R)
• M16: 9,772,780 km (0.104 R)
• M17: 11,193,062 km (0.057 R)
• M18: 12,693,978 km (0.102 R)
• M19: 13,222,956 km (0.086 R)
• M20: 13,656,640 km (0.037 R)
• M21: 15,308,649 km (0.12 R)
• M22: 16,090,897 km (0.11 R)
• M23: 18,665,476 km (0.073 R)
• M24: 19,698,000 km (0.107 R)
• M25: 20,623,263 km (0.12 R)
• M26: 22,102,936 km (0.089 R)
• M27: 23,494,046 km (0.114 R)
• M28: 24,534,500 km (0.104 R)
• M29: 26,194,587 km (0.113 R)
• M30: 26,879,147 km (0.111 R)
• M31: 29,186,694 km (0.092 R)
• M32: 31,335,368 km (0.117 R)
• M33: 32,989,771 km (0.084 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 937.6

Radius: 4.5

Gravity: 46.3 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 6.26 AU - 7.96 AU

Year: 12643 Days

Day: 18.8 Hours

Environment

Temp: -226 °C

Axial Tilt: 29.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 72,794,662 km

• M1: 57,745 km (0.12 R)
• M2: 215,870 km (0.054 R)
• M3: 475,721 km (0.088 R)
• M4: 842,386 km (0.075 R)
• M5: 992,731 km (0.076 R)
• M6: 1,391,709 km (0.108 R)
• M7: 1,701,227 km (0.093 R)
• M8: 2,055,176 km (0.115 R)
• M9: 3,282,177 km (0.081 R)
• M10: 3,603,813 km (0.114 R)
• M11: 4,064,724 km (0.103 R)
• M12: 4,794,761 km (0.053 R)
• M13: 6,067,839 km (0.082 R)
• M14: 6,803,262 km (0.107 R)
• M15: 8,498,356 km (0.05 R)
• M16: 8,949,543 km (0.1 R)
• M17: 9,899,789 km (0.105 R)
• M18: 12,375,035 km (0.102 R)
• M19: 12,694,726 km (0.109 R)
• M20: 13,217,720 km (0.081 R)
• M21: 14,306,344 km (0.117 R)
• M22: 15,088,740 km (0.088 R)
• M23: 16,353,142 km (0.106 R)
• M24: 19,690,221 km (0.069 R)
• M25: 20,657,222 km (0.057 R)
• M26: 23,747,166 km (0.114 R)
• M27: 25,659,027 km (0.046 R)
• M28: 27,998,139 km (0.111 R)
• M29: 28,438,256 km (0.076 R)
• M30: 30,359,841 km (0.09 R)
• M31: 34,459,570 km (0.056 R)
• M32: 36,772,353 km (0.089 R)
• M33: 40,853,533 km (0.043 R)
• M34: 42,711,987 km (0.106 R)
• M35: 46,136,731 km (0.099 R)
• M36: 49,259,886 km (0.111 R)
• M37: 50,385,460 km (0.076 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 602.2

Radius: 4.5

Gravity: 29.74 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 6.04 AU - 9.66 AU

Year: 14667 Days

Day: 16.2 Hours

Environment

Temp: -233 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 72,794,662 km

• M1: 60,737 km (0.083 R)
• M2: 259,852 km (0.115 R)
• M3: 401,371 km (0.092 R)
• M4: 612,304 km (0.112 R)
• M5: 937,530 km (0.085 R)
• M6: 1,145,620 km (0.069 R)
• M7: 1,455,886 km (0.102 R)
• M8: 2,107,684 km (0.077 R)
• M9: 2,282,265 km (0.115 R)
• M10: 3,331,096 km (0.053 R)
• M11: 5,634,155 km (0.118 R)
• M12: 6,126,182 km (0.119 R)
• M13: 7,023,022 km (0.073 R)
• M14: 7,414,070 km (0.052 R)
• M15: 10,400,194 km (0.104 R)
• M16: 11,790,556 km (0.087 R)
• M17: 12,404,805 km (0.085 R)
• M18: 12,593,149 km (0.109 R)
• M19: 16,926,999 km (0.111 R)
• M20: 19,341,359 km (0.103 R)
• M21: 25,139,174 km (0.073 R)
• M22: 26,881,391 km (0.089 R)
• M23: 27,196,893 km (0.1 R)
• M24: 28,922,056 km (0.115 R)
• M25: 29,699,067 km (0.089 R)
• M26: 30,948,209 km (0.084 R)
• M27: 31,411,065 km (0.083 R)
• M28: 32,232,058 km (0.111 R)
• M29: 41,103,960 km (0.055 R)
• M30: 49,242,533 km (0.1 R)
• M31: 50,829,018 km (0.102 R)
• M32: 51,311,621 km (0.075 R)
• M33: 51,473,037 km (0.029 R)
• M34: 54,271,116 km (0.08 R)
• M35: 54,438,815 km (0.078 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 366.1

Radius: 4.1

Gravity: 21.78 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 7.93 AU - 9.35 AU

Year: 16936 Days

Day: 24 Hours

Environment

Temp: -224 °C

Axial Tilt: 9.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 72,794,662 km

• M1: 57,446 km (0.119 R)
• M2: 749,485 km (0.101 R)
• M3: 1,263,055 km (0.098 R)
• M4: 1,556,865 km (0.109 R)
• M5: 1,809,985 km (0.112 R)
• M6: 2,986,123 km (0.12 R)
• M7: 3,638,071 km (0.099 R)
• M8: 4,259,799 km (0.071 R)
• M9: 6,748,061 km (0.032 R)
• M10: 7,162,148 km (0.112 R)
• M11: 12,707,741 km (0.088 R)
• M12: 13,274,417 km (0.077 R)
• M13: 17,721,065 km (0.077 R)
• M14: 18,587,236 km (0.059 R)
• M15: 20,660,513 km (0.044 R)
• M16: 30,718,876 km (0.101 R)
• M17: 32,197,052 km (0.073 R)
• M18: 33,012,361 km (0.098 R)
• M19: 38,976,977 km (0.072 R)
• M20: 45,912,933 km (0.073 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 649.6

Radius: 3.5

Gravity: 53.03 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 7.57 AU - 11.23 AU

Year: 19219 Days

Day: 15.9 Hours

Environment

Temp: -236 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 72,794,662 km

• M1: 44,431 km (0.1 R)
• M2: 325,076 km (0.104 R)
• M3: 574,755 km (0.069 R)
• M4: 766,539 km (0.104 R)
• M5: 999,763 km (0.116 R)
• M6: 1,968,858 km (0.062 R)
• M7: 2,253,094 km (0.088 R)
• M8: 2,705,777 km (0.063 R)
• M9: 3,466,183 km (0.082 R)
• M10: 4,493,172 km (0.112 R)
• M11: 4,699,617 km (0.089 R)
• M12: 6,717,244 km (0.103 R)
• M13: 6,941,640 km (0.038 R)
• M14: 9,980,721 km (0.092 R)
• M15: 12,081,524 km (0.119 R)
• M16: 12,413,482 km (0.116 R)
• M17: 13,165,061 km (0.062 R)
• M18: 16,074,142 km (0.12 R)
• M19: 19,025,558 km (0.052 R)
• M20: 19,656,263 km (0.094 R)
• M21: 19,838,922 km (0.109 R)
• M22: 22,318,656 km (0.106 R)
• M23: 23,529,651 km (0.082 R)
• M24: 28,113,030 km (0.065 R)
• M25: 29,048,615 km (0.113 R)
• M26: 31,602,849 km (0.086 R)
• M27: 34,302,792 km (0.081 R)
• M28: 36,598,072 km (0.107 R)
• M29: 38,706,504 km (0.064 R)
• M30: 38,849,819 km (0.106 R)
• M31: 46,156,029 km (0.117 R)
• M32: 46,803,339 km (0.07 R)
• M33: 59,319,744 km (0.039 R)
• M34: 60,084,638 km (0.098 R)
• M35: 61,049,844 km (0.115 R)
• M36: 66,031,603 km (0.081 R)
• M37: 69,358,210 km (0.071 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: 257 - 11,017 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit