🌌 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: 0.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 887.5

Radius: 12.6

Gravity: 5.59 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 0.47 AU - 0.73 AU

Year: 321 Days

Day: 8.9 Hours

Environment

Temp: -153 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 57,262,167 km

• M1: 156,779 km (0.061 R)
• M2: 560,842 km (0.09 R)
• M3: 1,050,925 km (0.071 R)
• M4: 1,511,238 km (0.079 R)
• M5: 1,950,457 km (0.067 R)
• M6: 2,359,757 km (0.077 R)
• M7: 3,126,296 km (0.068 R)
• M8: 3,550,855 km (0.072 R)
• M9: 4,504,242 km (0.054 R)
• M10: 4,915,936 km (0.106 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 893.7

Radius: 8.4

Gravity: 12.67 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 1.54 AU - 1.66 AU

Year: 1397 Days

Day: 14.3 Hours

Environment

Temp: -184 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 57,262,167 km

• M1: 104,569 km (0.09 R)
• M2: 373,845 km (0.071 R)
• M3: 674,238 km (0.116 R)
• M4: 1,020,557 km (0.075 R)
• M5: 1,440,328 km (0.041 R)
• M6: 1,741,170 km (0.055 R)
• M7: 2,083,898 km (0.112 R)
• M8: 2,935,559 km (0.084 R)
• M9: 3,948,337 km (0.069 R)
• M10: 4,623,023 km (0.112 R)
• M11: 4,946,603 km (0.08 R)
• M12: 6,248,703 km (0.071 R)
• M13: 6,594,573 km (0.053 R)
• M14: 7,031,698 km (0.114 R)
• M15: 8,370,898 km (0.07 R)
• M16: 8,883,570 km (0.062 R)
• M17: 9,417,186 km (0.103 R)
• M18: 9,708,154 km (0.088 R)
• M19: 10,376,408 km (0.095 R)
• M20: 10,862,152 km (0.118 R)
• M21: 11,582,316 km (0.098 R)
• M22: 13,850,968 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 646.3

Radius: 13.4

Gravity: 3.6 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 1.62 AU - 1.72 AU

Year: 1490 Days

Day: 8.2 Hours

Environment

Temp: -199 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 57,262,167 km

• M1: 168,746 km (0.095 R)
• M2: 843,582 km (0.07 R)
• M3: 1,654,852 km (0.097 R)
• M4: 2,108,732 km (0.101 R)
• M5: 2,557,076 km (0.112 R)
• M6: 3,171,325 km (0.085 R)
• M7: 3,602,167 km (0.084 R)
• M8: 5,116,995 km (0.118 R)
• M9: 6,452,605 km (0.073 R)
• M10: 6,996,842 km (0.105 R)
• M11: 7,679,307 km (0.065 R)
• M12: 8,667,850 km (0.076 R)
• M13: 11,140,105 km (0.093 R)
• M14: 11,925,344 km (0.066 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 173.4

Radius: 11.1

Gravity: 1.41 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 2.14 AU - 3.26 AU

Year: 3062 Days

Day: 6.5 Hours

Environment

Temp: -209 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 57,262,167 km

• M1: 138,079 km (0.07 R)
• M2: 502,649 km (0.118 R)
• M3: 1,091,765 km (0.113 R)
• M4: 2,122,794 km (0.101 R)
• M5: 3,203,190 km (0.112 R)
• M6: 4,716,372 km (0.098 R)
• M7: 5,081,391 km (0.112 R)
• M8: 6,887,636 km (0.119 R)
• M9: 7,964,291 km (0.101 R)
• M10: 9,623,332 km (0.112 R)
• M11: 11,214,305 km (0.066 R)
• M12: 11,757,196 km (0.067 R)
• M13: 13,131,851 km (0.086 R)
• M14: 13,491,634 km (0.034 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 399.4

Radius: 12.3

Gravity: 2.64 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 4.55 AU - 5.29 AU

Year: 7533 Days

Day: 13.8 Hours

Environment

Temp: -227 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 57,262,167 km

• M1: 153,188 km (0.119 R)
• M2: 700,118 km (0.058 R)
• M3: 1,089,222 km (0.071 R)
• M4: 1,667,119 km (0.09 R)
• M5: 2,345,096 km (0.084 R)
• M6: 5,886,227 km (0.07 R)
• M7: 6,895,863 km (0.058 R)
• M8: 7,496,798 km (0.044 R)
• M9: 8,209,482 km (0.099 R)
• M10: 10,620,850 km (0.116 R)
• M11: 11,814,641 km (0.092 R)
• M12: 14,524,756 km (0.036 R)
• M13: 15,335,876 km (0.066 R)
• M14: 16,859,231 km (0.037 R)
• M15: 17,431,593 km (0.096 R)
• M16: 18,749,999 km (0.114 R)
• M17: 19,295,582 km (0.081 R)
• M18: 19,781,626 km (0.082 R)
• M19: 20,418,613 km (0.027 R)
• M20: 22,564,445 km (0.111 R)
• M21: 23,181,985 km (0.102 R)
• M22: 24,129,239 km (0.057 R)
• M23: 24,693,672 km (0.116 R)
• M24: 26,440,077 km (0.118 R)
• M25: 29,899,378 km (0.071 R)
• M26: 33,053,201 km (0.118 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 783

Radius: 3.3

Gravity: 71.9 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 6.5 AU - 7.08 AU

Year: 12213 Days

Day: 16.1 Hours

Environment

Temp: -229 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 57,262,167 km

• M1: 74,949 km (0.06 R)
• M2: 204,949 km (0.037 R)
• M3: 409,300 km (0.112 R)
• M4: 1,407,866 km (0.039 R)
• M5: 2,154,060 km (0.044 R)
• M6: 3,082,763 km (0.074 R)
• M7: 6,568,992 km (0.091 R)
• M8: 8,608,310 km (0.113 R)
• M9: 11,321,417 km (0.083 R)
• M10: 11,438,104 km (0.111 R)
• M11: 14,145,526 km (0.102 R)
• M12: 14,831,282 km (0.115 R)
• M13: 20,006,322 km (0.115 R)
• M14: 21,666,858 km (0.107 R)
• M15: 22,576,563 km (0.049 R)
• M16: 23,701,539 km (0.052 R)
• M17: 28,468,026 km (0.078 R)
• M18: 32,996,354 km (0.079 R)
• M19: 47,872,067 km (0.082 R)
• M20: 48,791,794 km (0.074 R)
• M21: 49,723,340 km (0.098 R)
• M22: 55,731,041 km (0.117 R)
• M23: 56,068,983 km (0.115 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: 245 - 17,096 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit