🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.6 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 966.8

Radius: 8.4

Gravity: 13.7 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 1.07 AU - 1.33 AU

Year: 862 Days

Day: 13.3 Hours

Environment

Temp: -173 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 67,476,342 km

• M1: 104,419 km (0.081 R)
• M2: 432,338 km (0.049 R)
• M3: 739,911 km (0.077 R)
• M4: 1,169,556 km (0.102 R)
• M5: 1,482,664 km (0.111 R)
• M6: 2,509,504 km (0.103 R)
• M7: 3,314,191 km (0.107 R)
• M8: 3,698,957 km (0.111 R)
• M9: 4,314,851 km (0.105 R)
• M10: 4,848,018 km (0.065 R)
• M11: 5,667,216 km (0.115 R)
• M12: 6,351,178 km (0.106 R)
• M13: 6,736,243 km (0.085 R)
• M14: 7,017,487 km (0.11 R)
• M15: 8,090,103 km (0.045 R)
• M16: 8,408,148 km (0.097 R)
• M17: 8,706,895 km (0.056 R)
• M18: 9,675,541 km (0.11 R)
• M19: 10,401,390 km (0.098 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 576.7

Radius: 10.7

Gravity: 5.04 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 1.83 AU - 2.21 AU

Year: 1883 Days

Day: 7.7 Hours

Environment

Temp: -181 °C

Axial Tilt: 44 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 67,476,342 km

• M1: 133,142 km (0.119 R)
• M2: 477,816 km (0.111 R)
• M3: 910,303 km (0.077 R)
• M4: 1,248,544 km (0.07 R)
• M5: 1,672,953 km (0.104 R)
• M6: 2,008,651 km (0.09 R)
• M7: 2,611,979 km (0.104 R)
• M8: 3,284,720 km (0.087 R)
• M9: 4,808,225 km (0.049 R)
• M10: 5,542,900 km (0.119 R)
• M11: 6,425,528 km (0.106 R)
• M12: 6,861,456 km (0.099 R)
• M13: 7,344,507 km (0.11 R)
• M14: 11,021,025 km (0.085 R)
• M15: 12,141,363 km (0.076 R)
• M16: 13,172,392 km (0.116 R)
• M17: 14,607,484 km (0.037 R)

Planet 3 - Ice Giant

Semi-Major Axis: 6.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 292.8

Radius: 4.9

Gravity: 12.19 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 5.91 AU - 6.37 AU

Year: 9981 Days

Day: 15.2 Hours

Environment

Temp: -219 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 67,476,342 km

• M1: 74,350 km (0.078 R)
• M2: 292,613 km (0.115 R)
• M3: 564,882 km (0.093 R)
• M4: 826,079 km (0.098 R)
• M5: 2,983,430 km (0.111 R)
• M6: 3,610,993 km (0.043 R)
• M7: 4,921,172 km (0.115 R)
• M8: 9,062,639 km (0.077 R)
• M9: 9,586,830 km (0.095 R)
• M10: 10,131,067 km (0.093 R)
• M11: 10,791,691 km (0.119 R)
• M12: 11,530,854 km (0.076 R)
• M13: 12,146,150 km (0.112 R)
• M14: 12,675,428 km (0.106 R)
• M15: 13,054,808 km (0.092 R)
• M16: 13,723,061 km (0.081 R)
• M17: 14,296,919 km (0.053 R)
• M18: 14,827,094 km (0.11 R)
• M19: 15,370,134 km (0.098 R)
• M20: 16,177,963 km (0.086 R)
• M21: 20,055,689 km (0.12 R)
• M22: 32,010,952 km (0.111 R)
• M23: 33,222,845 km (0.071 R)
• M24: 33,633,491 km (0.045 R)
• M25: 34,569,824 km (0.11 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 848.9

Radius: 7

Gravity: 17.32 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 5.44 AU - 7.74 AU

Year: 11098 Days

Day: 23 Hours

Environment

Temp: -220 °C

Axial Tilt: 30 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 67,476,342 km

• M1: 88,113 km (0.105 R)
• M2: 424,708 km (0.075 R)
• M3: 740,061 km (0.113 R)
• M4: 979,417 km (0.072 R)
• M5: 1,296,565 km (0.091 R)
• M6: 1,665,922 km (0.079 R)
• M7: 2,103,496 km (0.116 R)
• M8: 2,330,136 km (0.096 R)
• M9: 3,207,079 km (0.07 R)
• M10: 4,498,558 km (0.104 R)
• M11: 4,748,835 km (0.098 R)
• M12: 5,277,364 km (0.03 R)
• M13: 5,698,931 km (0.112 R)
• M14: 6,104,940 km (0.068 R)
• M15: 6,770,201 km (0.046 R)
• M16: 10,782,416 km (0.05 R)
• M17: 11,929,533 km (0.112 R)
• M18: 18,825,246 km (0.062 R)
• M19: 19,476,895 km (0.062 R)
• M20: 20,825,370 km (0.07 R)
• M21: 27,357,411 km (0.033 R)
• M22: 28,724,138 km (0.102 R)
• M23: 30,579,450 km (0.082 R)
• M24: 31,366,036 km (0.12 R)
• M25: 31,821,561 km (0.083 R)
• M26: 32,745,777 km (0.077 R)
• M27: 34,285,738 km (0.05 R)
• M28: 35,625,835 km (0.042 R)
• M29: 36,748,119 km (0.12 R)
• M30: 37,637,029 km (0.117 R)
• M31: 39,722,723 km (0.103 R)
• M32: 41,884,113 km (0.106 R)
• M33: 46,439,966 km (0.092 R)
• M34: 55,023,144 km (0.096 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 948.2

Radius: 4.3

Gravity: 51.28 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 6.28 AU - 7.36 AU

Year: 11684 Days

Day: 16.8 Hours

Environment

Temp: -233 °C

Axial Tilt: 167 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 67,476,342 km

• M1: 53,406 km (0.107 R)
• M2: 212,429 km (0.109 R)
• M3: 633,697 km (0.119 R)
• M4: 1,082,191 km (0.038 R)
• M5: 1,353,113 km (0.113 R)
• M6: 1,749,846 km (0.105 R)
• M7: 2,011,792 km (0.064 R)
• M8: 3,225,928 km (0.076 R)
• M9: 3,899,867 km (0.1 R)
• M10: 4,377,533 km (0.099 R)
• M11: 5,448,654 km (0.088 R)
• M12: 6,642,295 km (0.039 R)
• M13: 7,723,888 km (0.067 R)
• M14: 8,235,064 km (0.095 R)
• M15: 11,545,664 km (0.074 R)
• M16: 11,725,332 km (0.055 R)
• M17: 13,360,436 km (0.066 R)
• M18: 15,793,346 km (0.044 R)
• M19: 19,000,276 km (0.093 R)
• M20: 22,244,306 km (0.058 R)
• M21: 22,991,248 km (0.05 R)
• M22: 24,931,383 km (0.051 R)
• M23: 27,506,560 km (0.099 R)
• M24: 37,711,978 km (0.098 R)
• M25: 45,707,236 km (0.07 R)
• M26: 47,676,542 km (0.115 R)
• M27: 54,929,496 km (0.115 R)
• M28: 55,267,886 km (0.106 R)
• M29: 55,778,015 km (0.089 R)
• M30: 57,675,664 km (0.114 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 376.9

Radius: 7.7

Gravity: 6.36 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 7.57 AU - 9.27 AU

Year: 16028 Days

Day: 22 Hours

Environment

Temp: -231 °C

Axial Tilt: 43.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 67,476,342 km

• M1: 97,837 km (0.032 R)
• M2: 398,529 km (0.032 R)
• M3: 1,774,081 km (0.091 R)
• M4: 2,150,918 km (0.084 R)
• M5: 2,815,731 km (0.119 R)
• M6: 4,485,393 km (0.112 R)
• M7: 5,670,806 km (0.112 R)
• M8: 12,525,531 km (0.102 R)
• M9: 15,116,416 km (0.044 R)
• M10: 17,129,555 km (0.063 R)
• M11: 17,812,768 km (0.106 R)
• M12: 18,356,706 km (0.036 R)
• M13: 29,379,227 km (0.071 R)
• M14: 30,138,436 km (0.116 R)
• M15: 31,245,460 km (0.11 R)
• M16: 33,658,324 km (0.083 R)
• M17: 34,369,812 km (0.035 R)
• M18: 35,455,892 km (0.098 R)
• M19: 37,569,560 km (0.085 R)
• M20: 48,952,911 km (0.062 R)
• M21: 50,019,394 km (0.093 R)
• M22: 50,481,203 km (0.081 R)
• M23: 53,471,964 km (0.077 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 541.5

Radius: 4.8

Gravity: 23.5 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 9.31 AU - 9.41 AU

Year: 18786 Days

Day: 15.2 Hours

Environment

Temp: -221 °C

Axial Tilt: 48.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 67,476,342 km

• M1: 59,989 km (0.058 R)
• M2: 341,083 km (0.106 R)
• M3: 507,586 km (0.049 R)
• M4: 1,523,804 km (0.102 R)
• M5: 4,505,140 km (0.078 R)
• M6: 4,740,158 km (0.036 R)
• M7: 5,494,879 km (0.098 R)
• M8: 6,494,193 km (0.094 R)
• M9: 7,846,408 km (0.114 R)
• M10: 8,286,076 km (0.089 R)
• M11: 10,325,395 km (0.061 R)
• M12: 10,675,454 km (0.113 R)
• M13: 12,348,706 km (0.058 R)
• M14: 15,437,303 km (0.084 R)
• M15: 15,818,030 km (0.117 R)
• M16: 16,677,320 km (0.099 R)
• M17: 17,078,093 km (0.09 R)
• M18: 17,567,428 km (0.107 R)
• M19: 21,539,401 km (0.099 R)
• M20: 29,073,748 km (0.112 R)
• M21: 33,806,127 km (0.11 R)
• M22: 37,640,619 km (0.1 R)
• M23: 37,915,132 km (0.111 R)
• M24: 38,329,667 km (0.087 R)
• M25: 41,170,381 km (0.119 R)
• M26: 44,300,866 km (0.118 R)
• M27: 47,266,644 km (0.08 R)
• M28: 47,907,521 km (0.088 R)
• M29: 56,233,840 km (0.1 R)
• M30: 58,226,932 km (0.077 R)
• M31: 65,672,418 km (0.108 R)
• M32: 66,270,062 km (0.079 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 315 - 15,955 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit