🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 168.1

Radius: 14.1

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 0.67 AU - 0.81 AU

Year: 439 Days

Day: 6.9 Hours

Environment

Temp: -165 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 79,882,139 km

• M1: 175,329 km (0.076 R)
• M2: 696,677 km (0.064 R)
• M3: 1,232,238 km (0.091 R)
• M4: 1,671,756 km (0.035 R)
• M5: 2,117,558 km (0.107 R)
• M6: 3,425,791 km (0.096 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 395.8

Radius: 14.5

Gravity: 1.88 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 1.32 AU - 1.48 AU

Year: 1143 Days

Day: 13.3 Hours

Environment

Temp: -190 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 79,882,139 km

• M1: 231,428 km (0.032 R)
• M2: 731,683 km (0.106 R)
• M3: 1,515,127 km (0.084 R)
• M4: 2,133,266 km (0.032 R)
• M5: 2,690,368 km (0.114 R)
• M6: 3,263,777 km (0.04 R)
• M7: 3,843,169 km (0.12 R)
• M8: 4,294,057 km (0.101 R)
• M9: 4,974,578 km (0.046 R)
• M10: 6,466,817 km (0.035 R)
• M11: 9,023,145 km (0.077 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 808.4

Radius: 8.1

Gravity: 12.32 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 1.61 AU - 1.89 AU

Year: 1598 Days

Day: 6.4 Hours

Environment

Temp: -197 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 79,882,139 km

• M1: 101,876 km (0.093 R)
• M2: 364,121 km (0.107 R)
• M3: 638,035 km (0.069 R)
• M4: 1,020,706 km (0.118 R)
• M5: 1,388,717 km (0.116 R)
• M6: 2,281,517 km (0.06 R)
• M7: 2,552,289 km (0.032 R)
• M8: 3,365,354 km (0.038 R)
• M9: 3,735,160 km (0.099 R)
• M10: 4,021,041 km (0.084 R)
• M11: 4,657,131 km (0.111 R)
• M12: 5,248,043 km (0.113 R)
• M13: 5,983,466 km (0.095 R)
• M14: 6,578,716 km (0.084 R)
• M15: 7,294,991 km (0.117 R)
• M16: 8,359,529 km (0.09 R)
• M17: 9,167,208 km (0.096 R)
• M18: 10,197,040 km (0.049 R)
• M19: 10,615,764 km (0.073 R)
• M20: 11,450,221 km (0.096 R)
• M21: 13,167,605 km (0.059 R)
• M22: 13,455,730 km (0.047 R)
• M23: 14,302,604 km (0.071 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 37.6

Radius: 8

Gravity: 0.59 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 2.47 AU - 2.71 AU

Year: 2877 Days

Day: 12 Hours

Environment

Temp: -211 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 79,882,139 km

• M1: 99,483 km (0.102 R)
• M2: 468,241 km (0.056 R)
• M3: 877,541 km (0.071 R)
• M4: 1,887,776 km (0.04 R)
• M5: 2,232,599 km (0.054 R)
• M6: 2,686,030 km (0.098 R)
• M7: 3,074,685 km (0.115 R)
• M8: 3,950,132 km (0.05 R)
• M9: 4,312,308 km (0.082 R)
• M10: 4,647,258 km (0.111 R)
• M11: 5,068,525 km (0.115 R)
• M12: 6,949,120 km (0.1 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 704.4

Radius: 10.2

Gravity: 6.77 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 2.37 AU - 3.31 AU

Year: 3304 Days

Day: 5.1 Hours

Environment

Temp: -213 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 79,882,139 km

• M1: 126,859 km (0.064 R)
• M2: 486,193 km (0.11 R)
• M3: 1,164,320 km (0.056 R)
• M4: 2,032,586 km (0.093 R)
• M5: 2,638,158 km (0.1 R)
• M6: 3,018,436 km (0.107 R)
• M7: 3,341,418 km (0.108 R)
• M8: 3,747,576 km (0.115 R)
• M9: 4,100,328 km (0.083 R)
• M10: 4,498,258 km (0.092 R)
• M11: 6,014,433 km (0.076 R)
• M12: 6,529,349 km (0.075 R)
• M13: 7,104,702 km (0.041 R)
• M14: 8,115,535 km (0.059 R)
• M15: 8,853,052 km (0.112 R)
• M16: 9,331,616 km (0.119 R)
• M17: 9,827,383 km (0.055 R)
• M18: 10,340,654 km (0.097 R)
• M19: 11,723,985 km (0.08 R)
• M20: 12,528,672 km (0.112 R)
• M21: 12,944,554 km (0.083 R)
• M22: 15,320,617 km (0.065 R)
• M23: 16,666,848 km (0.067 R)
• M24: 17,113,847 km (0.091 R)
• M25: 18,681,932 km (0.116 R)
• M26: 19,103,648 km (0.102 R)
• M27: 20,534,103 km (0.101 R)
• M28: 21,112,747 km (0.115 R)
• M29: 21,901,278 km (0.101 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 29.9

Radius: 9.1

Gravity: 0.36 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 2.32 AU - 3.38 AU

Year: 3321 Days

Day: 11.3 Hours

Environment

Temp: -219 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 79,882,139 km

• M1: 116,836 km (0.102 R)
• M2: 424,110 km (0.036 R)
• M3: 1,165,517 km (0.116 R)
• M4: 1,889,122 km (0.052 R)
• M5: 2,376,362 km (0.111 R)
• M6: 3,784,976 km (0.112 R)
• M7: 4,199,212 km (0.028 R)
• M8: 4,643,368 km (0.102 R)
• M9: 5,048,928 km (0.079 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 649.3

Radius: 10.4

Gravity: 6 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 2.92 AU - 4.44 AU

Year: 4873 Days

Day: 5.7 Hours

Environment

Temp: -212 °C

Axial Tilt: 25.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 79,882,139 km

• M1: 129,402 km (0.114 R)
• M2: 688,150 km (0.05 R)
• M3: 1,062,743 km (0.097 R)
• M4: 1,450,052 km (0.048 R)
• M5: 2,618,860 km (0.116 R)
• M6: 3,047,907 km (0.101 R)
• M7: 3,889,993 km (0.075 R)
• M8: 4,574,254 km (0.087 R)
• M9: 6,213,099 km (0.105 R)
• M10: 6,653,365 km (0.12 R)
• M11: 7,114,576 km (0.098 R)
• M12: 8,211,876 km (0.117 R)
• M13: 9,337,301 km (0.109 R)
• M14: 11,608,196 km (0.104 R)
• M15: 13,904,374 km (0.071 R)
• M16: 14,550,039 km (0.101 R)
• M17: 15,441,791 km (0.06 R)
• M18: 18,082,044 km (0.065 R)
• M19: 19,376,215 km (0.104 R)
• M20: 22,585,539 km (0.118 R)
• M21: 23,553,138 km (0.051 R)
• M22: 24,938,264 km (0.106 R)
• M23: 26,052,469 km (0.044 R)
• M24: 27,449,713 km (0.103 R)
• M25: 28,209,371 km (0.062 R)
• M26: 29,156,775 km (0.091 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 868

Radius: 12.6

Gravity: 5.47 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 4.68 AU - 5.08 AU

Year: 7441 Days

Day: 7.1 Hours

Environment

Temp: -224 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 79,882,139 km

• M1: 156,928 km (0.038 R)
• M2: 640,129 km (0.102 R)
• M3: 1,268,440 km (0.069 R)
• M4: 1,824,645 km (0.106 R)
• M5: 2,394,613 km (0.043 R)
• M6: 2,872,578 km (0.108 R)
• M7: 4,704,703 km (0.119 R)
• M8: 6,655,011 km (0.067 R)
• M9: 7,140,306 km (0.066 R)
• M10: 7,892,185 km (0.088 R)
• M11: 8,783,938 km (0.045 R)
• M12: 10,818,320 km (0.109 R)
• M13: 12,524,035 km (0.092 R)
• M14: 14,036,918 km (0.031 R)
• M15: 17,422,617 km (0.108 R)
• M16: 17,845,530 km (0.094 R)
• M17: 21,640,529 km (0.074 R)
• M18: 22,792,732 km (0.114 R)
• M19: 23,898,709 km (0.116 R)
• M20: 27,717,344 km (0.082 R)
• M21: 28,294,193 km (0.101 R)
• M22: 29,471,977 km (0.115 R)
• M23: 32,030,101 km (0.096 R)
• M24: 32,772,106 km (0.086 R)
• M25: 33,634,089 km (0.086 R)
• M26: 35,403,533 km (0.097 R)
• M27: 37,701,506 km (0.093 R)

Planet 9 - Ice Giant

Semi-Major Axis: 6.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 735.8

Radius: 3.4

Gravity: 63.65 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 6.32 AU - 6.48 AU

Year: 11176 Days

Day: 17.3 Hours

Environment

Temp: -223 °C

Axial Tilt: 13.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 79,882,139 km

• M1: 42,336 km (0.118 R)
• M2: 220,507 km (0.048 R)
• M3: 668,403 km (0.064 R)
• M4: 959,970 km (0.102 R)
• M5: 1,662,032 km (0.073 R)
• M6: 2,064,002 km (0.103 R)
• M7: 2,211,356 km (0.042 R)
• M8: 2,346,143 km (0.051 R)
• M9: 3,080,370 km (0.07 R)
• M10: 3,525,423 km (0.097 R)
• M11: 4,040,339 km (0.088 R)
• M12: 5,884,133 km (0.097 R)
• M13: 7,257,591 km (0.073 R)
• M14: 7,384,300 km (0.05 R)
• M15: 7,729,872 km (0.099 R)
• M16: 9,418,682 km (0.088 R)
• M17: 11,739,843 km (0.035 R)
• M18: 13,824,938 km (0.066 R)
• M19: 14,020,013 km (0.068 R)
• M20: 15,367,441 km (0.037 R)
• M21: 16,946,596 km (0.076 R)
• M22: 18,083,241 km (0.057 R)
• M23: 20,255,701 km (0.052 R)
• M24: 20,423,251 km (0.03 R)
• M25: 24,630,990 km (0.056 R)
• M26: 29,488,433 km (0.098 R)
• M27: 34,946,960 km (0.095 R)
• M28: 39,848,834 km (0.112 R)
• M29: 42,121,674 km (0.094 R)
• M30: 45,046,612 km (0.108 R)
• M31: 50,370,949 km (0.098 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 709.2

Radius: 6.1

Gravity: 19.06 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 8.95 AU - 10.63 AU

Year: 21144 Days

Day: 19.9 Hours

Environment

Temp: -241 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 79,882,139 km

• M1: 75,846 km (0.094 R)
• M2: 421,417 km (0.106 R)
• M3: 763,398 km (0.032 R)
• M4: 1,192,893 km (0.074 R)
• M5: 1,664,276 km (0.092 R)
• M6: 2,996,296 km (0.1 R)
• M7: 3,830,453 km (0.111 R)
• M8: 4,455,025 km (0.07 R)
• M9: 5,338,250 km (0.077 R)
• M10: 5,536,019 km (0.118 R)
• M11: 6,073,374 km (0.114 R)
• M12: 6,421,040 km (0.11 R)
• M13: 7,793,301 km (0.114 R)
• M14: 11,492,557 km (0.108 R)
• M15: 12,160,063 km (0.028 R)
• M16: 12,712,378 km (0.099 R)
• M17: 13,426,259 km (0.092 R)
• M18: 14,700,384 km (0.097 R)
• M19: 16,886,608 km (0.085 R)
• M20: 18,912,462 km (0.109 R)
• M21: 26,751,540 km (0.114 R)
• M22: 33,878,981 km (0.097 R)
• M23: 36,085,849 km (0.101 R)
• M24: 47,040,302 km (0.058 R)
• M25: 49,086,951 km (0.1 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 163 - 16,575 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit