🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 906.8

Radius: 10.2

Gravity: 8.72 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 0.82 AU - 0.82 AU

Year: 479 Days

Day: 8.4 Hours

Environment

Temp: -139 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 46,079,387 km

• M1: 126,859 km (0.103 R)
• M2: 452,982 km (0.071 R)
• M3: 1,031,477 km (0.063 R)
• M4: 1,492,089 km (0.053 R)
• M5: 1,948,213 km (0.11 R)
• M6: 2,347,490 km (0.074 R)
• M7: 2,768,757 km (0.119 R)
• M8: 3,288,760 km (0.075 R)
• M9: 3,670,833 km (0.092 R)
• M10: 4,082,526 km (0.119 R)
• M11: 4,805,682 km (0.109 R)
• M12: 5,419,482 km (0.059 R)
• M13: 5,754,581 km (0.065 R)
• M14: 6,235,688 km (0.107 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 10.7

Radius: 9.7

Gravity: 0.11 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 1.14 AU - 1.5 AU

Year: 979 Days

Day: 13.5 Hours

Environment

Temp: -178 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 46,079,387 km

• M1: 121,025 km (0.071 R)
• M2: 427,401 km (0.044 R)
• M3: 1,025,793 km (0.115 R)
• M4: 1,512,135 km (0.117 R)
• M5: 2,480,632 km (0.087 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 315.7

Radius: 13.1

Gravity: 1.84 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 1.89 AU - 2.17 AU

Year: 1867 Days

Day: 13.6 Hours

Environment

Temp: -196 °C

Axial Tilt: 49.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 46,079,387 km

• M1: 162,912 km (0.063 R)
• M2: 696,827 km (0.068 R)
• M3: 1,265,000 km (0.052 R)
• M4: 2,192,058 km (0.112 R)
• M5: 3,034,742 km (0.096 R)
• M6: 3,965,241 km (0.074 R)
• M7: 4,580,238 km (0.119 R)
• M8: 6,623,147 km (0.115 R)
• M9: 7,569,652 km (0.106 R)
• M10: 8,130,195 km (0.095 R)
• M11: 8,689,841 km (0.057 R)
• M12: 12,096,783 km (0.118 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 432.5

Radius: 9.8

Gravity: 4.5 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 2.56 AU - 3.82 AU

Year: 3679 Days

Day: 14 Hours

Environment

Temp: -208 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 46,079,387 km

• M1: 122,072 km (0.074 R)
• M2: 430,543 km (0.068 R)
• M3: 790,475 km (0.027 R)
• M4: 1,142,629 km (0.097 R)
• M5: 1,506,002 km (0.076 R)
• M6: 1,959,134 km (0.081 R)
• M7: 2,501,725 km (0.101 R)
• M8: 4,112,296 km (0.094 R)
• M9: 4,633,196 km (0.117 R)
• M10: 5,076,155 km (0.094 R)
• M11: 5,702,072 km (0.064 R)
• M12: 6,491,650 km (0.074 R)
• M13: 6,898,107 km (0.119 R)
• M14: 7,923,900 km (0.114 R)
• M15: 8,871,303 km (0.07 R)
• M16: 10,082,896 km (0.088 R)
• M17: 11,401,452 km (0.094 R)
• M18: 11,737,599 km (0.044 R)
• M19: 12,651,941 km (0.118 R)
• M20: 14,231,993 km (0.036 R)
• M21: 15,019,327 km (0.115 R)
• M22: 15,628,789 km (0.1 R)
• M23: 16,788,621 km (0.073 R)
• M24: 20,798,891 km (0.114 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 567.5

Radius: 10.1

Gravity: 5.56 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 3.12 AU - 3.4 AU

Year: 3801 Days

Day: 9.5 Hours

Environment

Temp: -207 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 46,079,387 km

• M1: 125,662 km (0.069 R)
• M2: 515,215 km (0.074 R)
• M3: 866,920 km (0.062 R)
• M4: 1,540,858 km (0.103 R)
• M5: 3,242,235 km (0.098 R)
• M6: 5,380,138 km (0.09 R)
• M7: 6,758,233 km (0.113 R)
• M8: 7,810,355 km (0.091 R)
• M9: 8,253,614 km (0.115 R)
• M10: 9,303,043 km (0.093 R)
• M11: 10,236,982 km (0.115 R)
• M12: 11,490,912 km (0.072 R)
• M13: 12,797,499 km (0.107 R)
• M14: 14,759,027 km (0.084 R)
• M15: 15,121,802 km (0.094 R)
• M16: 15,757,593 km (0.11 R)
• M17: 16,246,030 km (0.109 R)
• M18: 17,947,556 km (0.116 R)
• M19: 18,301,654 km (0.09 R)
• M20: 19,515,641 km (0.09 R)
• M21: 21,436,328 km (0.086 R)
• M22: 22,036,215 km (0.099 R)
• M23: 22,853,468 km (0.119 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 359.2

Radius: 12.2

Gravity: 2.41 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 3.4 AU - 3.54 AU

Year: 4174 Days

Day: 12.6 Hours

Environment

Temp: -200 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 46,079,387 km

• M1: 151,842 km (0.091 R)
• M2: 663,766 km (0.091 R)
• M3: 1,094,608 km (0.093 R)
• M4: 1,650,813 km (0.098 R)
• M5: 2,104,992 km (0.117 R)
• M6: 3,200,646 km (0.062 R)
• M7: 3,679,210 km (0.114 R)
• M8: 6,773,343 km (0.042 R)
• M9: 7,254,749 km (0.078 R)
• M10: 8,524,685 km (0.103 R)
• M11: 9,710,547 km (0.055 R)
• M12: 10,720,034 km (0.077 R)
• M13: 11,126,491 km (0.045 R)
• M14: 11,543,271 km (0.084 R)
• M15: 12,452,377 km (0.106 R)
• M16: 13,408,756 km (0.081 R)
• M17: 14,072,971 km (0.103 R)
• M18: 14,610,177 km (0.053 R)
• M19: 15,725,878 km (0.108 R)
• M20: 18,240,917 km (0.029 R)
• M21: 18,704,222 km (0.116 R)
• M22: 19,654,467 km (0.03 R)
• M23: 21,586,823 km (0.12 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 34.9

Radius: 10.1

Gravity: 0.34 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 3.84 AU - 5.22 AU

Year: 6225 Days

Day: 11.7 Hours

Environment

Temp: -224 °C

Axial Tilt: 42.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 46,079,387 km

• M1: 126,560 km (0.115 R)
• M2: 578,345 km (0.112 R)
• M3: 1,310,328 km (0.085 R)
• M4: 1,758,373 km (0.034 R)
• M5: 2,551,990 km (0.114 R)
• M6: 3,213,063 km (0.094 R)
• M7: 4,088,959 km (0.113 R)
• M8: 7,303,667 km (0.096 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 858.3

Radius: 14

Gravity: 4.38 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 4.55 AU - 5.43 AU

Year: 7197 Days

Day: 8.9 Hours

Environment

Temp: -221 °C

Axial Tilt: 48 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 46,079,387 km

• M1: 174,132 km (0.094 R)
• M2: 851,361 km (0.105 R)
• M3: 1,346,680 km (0.075 R)
• M4: 1,915,750 km (0.056 R)
• M5: 2,532,542 km (0.115 R)
• M6: 4,492,274 km (0.079 R)
• M7: 6,120,198 km (0.073 R)
• M8: 6,864,149 km (0.108 R)
• M9: 7,707,432 km (0.07 R)
• M10: 9,011,776 km (0.079 R)
• M11: 10,023,506 km (0.115 R)
• M12: 10,906,433 km (0.093 R)
• M13: 12,163,803 km (0.115 R)
• M14: 13,750,438 km (0.117 R)
• M15: 16,450,081 km (0.095 R)
• M16: 18,603,692 km (0.066 R)
• M17: 20,089,199 km (0.072 R)
• M18: 22,055,812 km (0.083 R)
• M19: 24,147,639 km (0.112 R)
• M20: 26,644,278 km (0.108 R)
• M21: 27,765,215 km (0.087 R)
• M22: 29,901,622 km (0.062 R)
• M23: 31,112,168 km (0.113 R)
• M24: 36,056,378 km (0.093 R)
• M25: 41,253,707 km (0.105 R)

Planet 9 - Gas Giant

Semi-Major Axis: 5.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 389.6

Radius: 11.5

Gravity: 2.95 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 4.14 AU - 6.06 AU

Year: 7437 Days

Day: 11.2 Hours

Environment

Temp: -215 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 46,079,387 km

• M1: 143,165 km (0.082 R)
• M2: 591,660 km (0.066 R)
• M3: 1,216,530 km (0.086 R)
• M4: 1,734,139 km (0.087 R)
• M5: 2,158,398 km (0.087 R)
• M6: 2,777,733 km (0.09 R)
• M7: 4,175,576 km (0.113 R)
• M8: 6,027,747 km (0.066 R)
• M9: 7,153,321 km (0.111 R)
• M10: 7,729,124 km (0.043 R)
• M11: 9,138,485 km (0.038 R)
• M12: 11,085,352 km (0.068 R)
• M13: 12,716,717 km (0.084 R)
• M14: 13,671,301 km (0.051 R)
• M15: 14,616,011 km (0.105 R)
• M16: 16,573,649 km (0.083 R)
• M17: 17,907,015 km (0.039 R)
• M18: 19,655,215 km (0.093 R)
• M19: 20,144,849 km (0.099 R)
• M20: 24,278,986 km (0.074 R)
• M21: 26,842,196 km (0.039 R)
• M22: 27,358,459 km (0.066 R)
• M23: 28,588,751 km (0.102 R)
• M24: 31,921,194 km (0.077 R)

Planet 10 - Gas Giant

Semi-Major Axis: 5.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 784.1

Radius: 11.9

Gravity: 5.54 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 4.28 AU - 7.14 AU

Year: 8810 Days

Day: 8.4 Hours

Environment

Temp: -215 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 46,079,387 km

• M1: 148,700 km (0.074 R)
• M2: 714,180 km (0.09 R)
• M3: 1,351,318 km (0.082 R)
• M4: 1,739,374 km (0.09 R)
• M5: 3,087,550 km (0.116 R)
• M6: 3,526,770 km (0.098 R)
• M7: 4,361,526 km (0.047 R)
• M8: 5,039,503 km (0.084 R)
• M9: 6,756,438 km (0.069 R)
• M10: 10,832,083 km (0.071 R)
• M11: 11,361,659 km (0.103 R)
• M12: 12,188,636 km (0.116 R)
• M13: 12,937,373 km (0.045 R)
• M14: 14,654,159 km (0.042 R)
• M15: 16,656,975 km (0.053 R)
• M16: 17,723,907 km (0.105 R)
• M17: 19,994,055 km (0.104 R)
• M18: 22,793,928 km (0.1 R)
• M19: 25,939,224 km (0.082 R)
• M20: 29,669,746 km (0.106 R)
• M21: 31,024,055 km (0.069 R)
• M22: 33,855,644 km (0.114 R)
• M23: 35,565,398 km (0.083 R)
• M24: 39,156,495 km (0.086 R)
• M25: 42,982,460 km (0.047 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 349 - 15,814 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit