🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 271.8

Radius: 11.7

Gravity: 1.99 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 0.68 AU - 0.68 AU

Year: 380 Days

Day: 9.8 Hours

Environment

Temp: -161 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 44,184,344 km

• M1: 145,559 km (0.105 R)
• M2: 610,958 km (0.096 R)
• M3: 1,284,298 km (0.118 R)
• M4: 1,738,926 km (0.087 R)
• M5: 2,461,184 km (0.116 R)
• M6: 2,906,238 km (0.036 R)
• M7: 3,477,851 km (0.109 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 688.3

Radius: 13.3

Gravity: 3.89 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 1.05 AU - 1.15 AU

Year: 782 Days

Day: 6 Hours

Environment

Temp: -174 °C

Axial Tilt: 177.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 44,184,344 km

• M1: 165,455 km (0.116 R)
• M2: 940,223 km (0.08 R)
• M3: 1,492,388 km (0.066 R)
• M4: 2,372,024 km (0.113 R)
• M5: 3,096,078 km (0.1 R)
• M6: 4,207,889 km (0.104 R)
• M7: 4,660,871 km (0.081 R)
• M8: 5,128,664 km (0.06 R)
• M9: 5,723,615 km (0.09 R)
• M10: 7,323,115 km (0.099 R)
• M11: 8,603,374 km (0.108 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 793.4

Radius: 11.5

Gravity: 6 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 1.43 AU - 1.93 AU

Year: 1477 Days

Day: 9.9 Hours

Environment

Temp: -188 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 44,184,344 km

• M1: 143,165 km (0.099 R)
• M2: 661,671 km (0.108 R)
• M3: 1,095,505 km (0.084 R)
• M4: 1,741,170 km (0.106 R)
• M5: 2,123,243 km (0.061 R)
• M6: 2,680,794 km (0.115 R)
• M7: 3,591,097 km (0.096 R)
• M8: 4,676,878 km (0.108 R)
• M9: 5,716,135 km (0.094 R)
• M10: 6,800,570 km (0.086 R)
• M11: 7,297,833 km (0.1 R)
• M12: 8,045,972 km (0.032 R)
• M13: 12,460,156 km (0.063 R)
• M14: 13,733,533 km (0.085 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 909.2

Radius: 14.6

Gravity: 4.27 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 1.67 AU - 2.05 AU

Year: 1721 Days

Day: 14.7 Hours

Environment

Temp: -193 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 44,184,344 km

• M1: 181,761 km (0.084 R)
• M2: 755,469 km (0.097 R)
• M3: 1,453,792 km (0.094 R)
• M4: 3,260,934 km (0.1 R)
• M5: 3,821,178 km (0.119 R)
• M6: 5,115,350 km (0.054 R)
• M7: 6,096,263 km (0.115 R)
• M8: 6,737,738 km (0.092 R)
• M9: 7,946,639 km (0.05 R)
• M10: 8,524,984 km (0.088 R)
• M11: 9,562,745 km (0.084 R)
• M12: 10,253,139 km (0.106 R)
• M13: 10,902,693 km (0.053 R)
• M14: 11,695,113 km (0.085 R)
• M15: 12,893,541 km (0.053 R)
• M16: 15,675,014 km (0.102 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 824.7

Radius: 8.1

Gravity: 12.57 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 1.63 AU - 2.29 AU

Year: 1861 Days

Day: 14.2 Hours

Environment

Temp: -192 °C

Axial Tilt: 20.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 44,184,344 km

• M1: 100,679 km (0.099 R)
• M2: 479,162 km (0.113 R)
• M3: 833,709 km (0.103 R)
• M4: 1,142,329 km (0.097 R)
• M5: 1,537,118 km (0.074 R)
• M6: 1,882,540 km (0.086 R)
• M7: 2,153,461 km (0.076 R)
• M8: 2,423,785 km (0.081 R)
• M9: 2,731,208 km (0.048 R)
• M10: 3,225,180 km (0.05 R)
• M11: 3,887,749 km (0.035 R)
• M12: 4,391,296 km (0.029 R)
• M13: 5,364,580 km (0.056 R)
• M14: 6,932,216 km (0.106 R)
• M15: 7,497,247 km (0.119 R)
• M16: 7,820,977 km (0.103 R)
• M17: 8,848,415 km (0.11 R)
• M18: 9,445,310 km (0.081 R)
• M19: 10,246,856 km (0.073 R)
• M20: 10,536,028 km (0.12 R)
• M21: 11,017,584 km (0.091 R)
• M22: 13,091,908 km (0.118 R)
• M23: 14,445,470 km (0.054 R)
• M24: 14,763,515 km (0.09 R)
• M25: 15,272,746 km (0.113 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 413.1

Radius: 12

Gravity: 2.87 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 2.29 AU - 3.47 AU

Year: 3315 Days

Day: 6.2 Hours

Environment

Temp: -204 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 44,184,344 km

• M1: 149,299 km (0.093 R)
• M2: 1,032,375 km (0.088 R)
• M3: 1,466,209 km (0.073 R)
• M4: 2,010,595 km (0.117 R)
• M5: 2,657,756 km (0.064 R)
• M6: 3,547,714 km (0.08 R)
• M7: 5,964,318 km (0.12 R)
• M8: 6,583,054 km (0.077 R)
• M9: 8,432,982 km (0.087 R)
• M10: 11,355,077 km (0.113 R)
• M11: 12,179,810 km (0.112 R)
• M12: 16,238,699 km (0.109 R)
• M13: 16,704,248 km (0.094 R)
• M14: 17,232,029 km (0.027 R)
• M15: 19,167,227 km (0.063 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 900.5

Radius: 11.6

Gravity: 6.69 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 4.92 AU - 5.16 AU

Year: 7674 Days

Day: 10.3 Hours

Environment

Temp: -226 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 44,184,344 km

• M1: 144,362 km (0.113 R)
• M2: 539,001 km (0.097 R)
• M3: 1,076,656 km (0.08 R)
• M4: 1,515,426 km (0.103 R)
• M5: 2,295,131 km (0.113 R)
• M6: 2,667,330 km (0.101 R)
• M7: 3,036,986 km (0.063 R)
• M8: 4,062,480 km (0.12 R)
• M9: 4,995,821 km (0.089 R)
• M10: 6,066,942 km (0.087 R)
• M11: 7,403,299 km (0.103 R)
• M12: 8,183,452 km (0.1 R)
• M13: 8,926,954 km (0.12 R)
• M14: 10,200,032 km (0.108 R)
• M15: 10,599,608 km (0.104 R)
• M16: 12,247,578 km (0.066 R)
• M17: 12,813,955 km (0.117 R)
• M18: 14,871,375 km (0.065 R)
• M19: 15,779,434 km (0.091 R)
• M20: 16,861,924 km (0.106 R)
• M21: 21,203,853 km (0.097 R)
• M22: 23,631,527 km (0.114 R)
• M23: 25,501,351 km (0.068 R)
• M24: 38,715,181 km (0.072 R)
• M25: 40,306,753 km (0.094 R)
• M26: 40,930,426 km (0.111 R)
• M27: 41,307,712 km (0.118 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 806

Radius: 11.9

Gravity: 5.69 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 4.84 AU - 5.66 AU

Year: 8159 Days

Day: 10.4 Hours

Environment

Temp: -215 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 44,184,344 km

• M1: 163,810 km (0.11 R)
• M2: 585,676 km (0.104 R)
• M3: 1,325,138 km (0.119 R)
• M4: 1,744,910 km (0.052 R)
• M5: 2,324,751 km (0.085 R)
• M6: 3,116,872 km (0.104 R)
• M7: 4,719,962 km (0.059 R)
• M8: 5,392,554 km (0.117 R)
• M9: 5,886,975 km (0.117 R)
• M10: 7,120,709 km (0.113 R)
• M11: 9,330,868 km (0.115 R)
• M12: 11,800,430 km (0.079 R)
• M13: 14,364,238 km (0.104 R)
• M14: 14,867,336 km (0.038 R)
• M15: 18,503,761 km (0.109 R)
• M16: 19,555,284 km (0.106 R)
• M17: 21,206,695 km (0.053 R)
• M18: 22,358,150 km (0.058 R)
• M19: 26,155,393 km (0.071 R)
• M20: 26,623,185 km (0.104 R)
• M21: 28,353,434 km (0.07 R)
• M22: 30,157,584 km (0.07 R)
• M23: 32,250,459 km (0.111 R)
• M24: 37,665,752 km (0.114 R)
• M25: 41,467,931 km (0.101 R)
• M26: 43,396,398 km (0.086 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 504 - 12,136 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit