🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.53 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 414.8

Radius: 12

Gravity: 2.88 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 0.83 AU - 1.29 AU

Year: 740 Days

Day: 10.2 Hours

Environment

Temp: -169 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 24,271,204 km

• M1: 149,299 km (0.075 R)
• M2: 675,285 km (0.119 R)
• M3: 1,378,544 km (0.113 R)
• M4: 2,359,906 km (0.111 R)
• M5: 3,020,381 km (0.104 R)
• M6: 3,548,312 km (0.029 R)
• M7: 4,679,571 km (0.056 R)
• M8: 5,529,137 km (0.101 R)
• M9: 6,657,105 km (0.107 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 138.3

Radius: 9

Gravity: 1.71 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 1.74 AU - 2.18 AU

Year: 1861 Days

Day: 7.7 Hours

Environment

Temp: -190 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 24,271,204 km

• M1: 111,899 km (0.112 R)
• M2: 443,258 km (0.079 R)
• M3: 731,384 km (0.092 R)
• M4: 1,034,020 km (0.084 R)
• M5: 1,452,296 km (0.097 R)
• M6: 2,249,054 km (0.092 R)
• M7: 3,060,623 km (0.088 R)
• M8: 3,576,586 km (0.09 R)
• M9: 4,024,183 km (0.113 R)
• M10: 4,559,145 km (0.072 R)
• M11: 5,402,129 km (0.118 R)
• M12: 6,074,272 km (0.098 R)
• M13: 6,823,159 km (0.095 R)
• M14: 7,465,532 km (0.106 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 104

Radius: 9.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 2.41 AU - 2.95 AU

Year: 2976 Days

Day: 11.6 Hours

Environment

Temp: -199 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 24,271,204 km

• M1: 116,986 km (0.091 R)
• M2: 750,682 km (0.116 R)
• M3: 1,077,853 km (0.108 R)
• M4: 1,403,826 km (0.107 R)
• M5: 1,786,797 km (0.115 R)
• M6: 2,818,424 km (0.047 R)
• M7: 4,086,565 km (0.03 R)
• M8: 4,577,844 km (0.085 R)
• M9: 5,470,196 km (0.12 R)
• M10: 9,456,530 km (0.06 R)
• M11: 10,636,857 km (0.096 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 629.9

Radius: 11.8

Gravity: 4.52 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 2.77 AU - 2.79 AU

Year: 3144 Days

Day: 5.2 Hours

Environment

Temp: -212 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 24,271,204 km

• M1: 147,952 km (0.037 R)
• M2: 591,959 km (0.073 R)
• M3: 1,072,318 km (0.031 R)
• M4: 1,465,910 km (0.089 R)
• M5: 2,383,244 km (0.072 R)
• M6: 2,790,299 km (0.07 R)
• M7: 3,966,438 km (0.095 R)
• M8: 4,933,738 km (0.105 R)
• M9: 5,397,491 km (0.097 R)
• M10: 5,837,010 km (0.042 R)
• M11: 6,526,806 km (0.03 R)
• M12: 7,332,240 km (0.105 R)
• M13: 7,775,200 km (0.12 R)
• M14: 8,405,156 km (0.034 R)
• M15: 8,961,660 km (0.118 R)
• M16: 10,421,736 km (0.075 R)
• M17: 11,146,837 km (0.106 R)
• M18: 12,518,499 km (0.119 R)
• M19: 13,856,204 km (0.107 R)
• M20: 14,782,813 km (0.109 R)
• M21: 15,337,970 km (0.113 R)
• M22: 18,152,654 km (0.099 R)
• M23: 18,789,493 km (0.118 R)
• M24: 20,169,084 km (0.049 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 904.6

Radius: 12.5

Gravity: 5.79 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 2.54 AU - 3.68 AU

Year: 3720 Days

Day: 10.1 Hours

Environment

Temp: -209 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 24,271,204 km

• M1: 155,432 km (0.03 R)
• M2: 842,685 km (0.091 R)
• M3: 1,604,587 km (0.12 R)
• M4: 2,005,808 km (0.073 R)
• M5: 2,636,363 km (0.116 R)
• M6: 3,659,314 km (0.082 R)
• M7: 4,181,859 km (0.12 R)
• M8: 5,625,628 km (0.102 R)
• M9: 6,263,962 km (0.073 R)
• M10: 6,821,813 km (0.085 R)
• M11: 8,436,123 km (0.101 R)
• M12: 11,248,563 km (0.112 R)
• M13: 12,216,013 km (0.11 R)
• M14: 12,842,229 km (0.089 R)
• M15: 15,787,811 km (0.045 R)
• M16: 18,149,513 km (0.115 R)
• M17: 19,871,235 km (0.101 R)
• M18: 20,941,608 km (0.115 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 492.2

Radius: 9.8

Gravity: 5.12 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 4.57 AU - 4.77 AU

Year: 6845 Days

Day: 7.6 Hours

Environment

Temp: -216 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 24,271,204 km

• M1: 121,922 km (0.097 R)
• M2: 672,742 km (0.086 R)
• M3: 1,046,138 km (0.108 R)
• M4: 1,498,073 km (0.11 R)
• M5: 1,804,749 km (0.086 R)
• M6: 2,296,327 km (0.088 R)
• M7: 2,744,971 km (0.088 R)
• M8: 3,089,196 km (0.099 R)
• M9: 3,483,835 km (0.116 R)
• M10: 4,225,093 km (0.038 R)
• M11: 4,659,824 km (0.066 R)
• M12: 5,559,356 km (0.091 R)
• M13: 5,987,655 km (0.063 R)
• M14: 6,306,897 km (0.067 R)
• M15: 6,705,126 km (0.078 R)
• M16: 10,114,162 km (0.028 R)
• M17: 10,660,643 km (0.082 R)
• M18: 11,713,812 km (0.086 R)
• M19: 12,367,854 km (0.078 R)
• M20: 12,940,216 km (0.108 R)
• M21: 15,827,305 km (0.042 R)
• M22: 16,878,081 km (0.067 R)
• M23: 20,025,021 km (0.071 R)
• M24: 21,549,723 km (0.113 R)
• M25: 22,150,508 km (0.089 R)
• M26: 23,150,420 km (0.111 R)
• M27: 24,747,228 km (0.095 R)
• M28: 25,157,724 km (0.098 R)
• M29: 26,931,207 km (0.108 R)
• M30: 32,553,843 km (0.106 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 136.7

Radius: 9.7

Gravity: 1.45 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 4.4 AU - 6.02 AU

Year: 8066 Days

Day: 6.3 Hours

Environment

Temp: -218 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 24,271,204 km

• M1: 120,576 km (0.096 R)
• M2: 819,348 km (0.071 R)
• M3: 1,129,763 km (0.098 R)
• M4: 3,085,456 km (0.078 R)
• M5: 3,635,228 km (0.088 R)
• M6: 4,294,057 km (0.083 R)
• M7: 5,629,368 km (0.074 R)
• M8: 6,102,097 km (0.1 R)
• M9: 7,000,881 km (0.106 R)
• M10: 7,319,375 km (0.064 R)
• M11: 9,022,547 km (0.062 R)
• M12: 10,390,919 km (0.116 R)
• M13: 11,803,122 km (0.115 R)
• M14: 12,209,580 km (0.065 R)
• M15: 13,146,362 km (0.065 R)
• M16: 15,914,371 km (0.119 R)
• M17: 16,634,685 km (0.1 R)
• M18: 17,088,714 km (0.076 R)
• M19: 21,958,275 km (0.119 R)
• M20: 23,270,996 km (0.099 R)
• M21: 23,982,483 km (0.098 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: 218 - 17,692 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit