🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.55 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 747.2

Radius: 13.5

Gravity: 4.1 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 1.01 AU - 1.19 AU

Year: 757 Days

Day: 9.8 Hours

Environment

Temp: -163 °C

Axial Tilt: 13.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 72,930,715 km

• M1: 167,849 km (0.079 R)
• M2: 620,981 km (0.114 R)
• M3: 1,186,760 km (0.111 R)
• M4: 1,973,794 km (0.061 R)
• M5: 2,406,431 km (0.064 R)
• M6: 3,176,860 km (0.109 R)
• M7: 3,606,655 km (0.077 R)
• M8: 4,214,770 km (0.061 R)
• M9: 5,356,202 km (0.078 R)
• M10: 5,949,807 km (0.046 R)
• M11: 6,502,421 km (0.1 R)
• M12: 8,419,368 km (0.095 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 516.8

Radius: 10.3

Gravity: 4.87 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 1 AU - 1.28 AU

Year: 798 Days

Day: 13.3 Hours

Environment

Temp: -174 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 72,930,715 km

• M1: 130,150 km (0.084 R)
• M2: 452,234 km (0.072 R)
• M3: 839,394 km (0.064 R)
• M4: 1,190,649 km (0.112 R)
• M5: 1,998,478 km (0.115 R)
• M6: 3,026,664 km (0.113 R)
• M7: 3,907,048 km (0.109 R)
• M8: 4,360,030 km (0.081 R)
• M9: 5,353,809 km (0.12 R)
• M10: 5,742,015 km (0.114 R)
• M11: 6,148,772 km (0.1 R)
• M12: 7,195,508 km (0.097 R)
• M13: 7,715,211 km (0.03 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 791.4

Radius: 10.8

Gravity: 6.78 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 1.16 AU - 1.42 AU

Year: 961 Days

Day: 14.5 Hours

Environment

Temp: -176 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 72,930,715 km

• M1: 134,339 km (0.117 R)
• M2: 525,986 km (0.064 R)
• M3: 873,652 km (0.084 R)
• M4: 1,265,149 km (0.062 R)
• M5: 2,063,852 km (0.12 R)
• M6: 2,430,217 km (0.079 R)
• M7: 3,557,138 km (0.104 R)
• M8: 4,390,698 km (0.028 R)
• M9: 5,468,999 km (0.098 R)
• M10: 6,995,346 km (0.059 R)
• M11: 7,629,043 km (0.097 R)
• M12: 8,116,133 km (0.107 R)
• M13: 8,733,224 km (0.048 R)
• M14: 10,182,977 km (0.088 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 896.7

Radius: 14.3

Gravity: 4.39 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 1.49 AU - 1.89 AU

Year: 1441 Days

Day: 12.5 Hours

Environment

Temp: -188 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 72,930,715 km

• M1: 177,872 km (0.118 R)
• M2: 684,859 km (0.117 R)
• M3: 1,374,056 km (0.085 R)
• M4: 1,852,620 km (0.078 R)
• M5: 2,394,613 km (0.032 R)
• M6: 2,998,839 km (0.065 R)
• M7: 3,505,377 km (0.088 R)
• M8: 4,556,003 km (0.06 R)
• M9: 5,019,009 km (0.114 R)
• M10: 5,853,615 km (0.081 R)
• M11: 7,439,353 km (0.095 R)
• M12: 8,113,590 km (0.049 R)
• M13: 9,044,538 km (0.071 R)
• M14: 9,846,233 km (0.04 R)
• M15: 11,777,092 km (0.119 R)
• M16: 12,268,073 km (0.112 R)
• M17: 13,865,778 km (0.099 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 781.1

Radius: 8.2

Gravity: 11.62 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 1.88 AU - 1.94 AU

Year: 1732 Days

Day: 14.6 Hours

Environment

Temp: -185 °C

Axial Tilt: 47.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 72,930,715 km

• M1: 102,026 km (0.085 R)
• M2: 423,362 km (0.113 R)
• M3: 823,087 km (0.099 R)
• M4: 1,198,728 km (0.1 R)
• M5: 1,510,340 km (0.084 R)
• M6: 2,176,350 km (0.079 R)
• M7: 2,919,253 km (0.079 R)
• M8: 3,341,268 km (0.09 R)
• M9: 3,610,096 km (0.095 R)
• M10: 4,191,732 km (0.12 R)
• M11: 4,505,140 km (0.096 R)
• M12: 4,940,320 km (0.091 R)
• M13: 6,016,228 km (0.057 R)
• M14: 6,364,941 km (0.099 R)
• M15: 6,648,429 km (0.067 R)
• M16: 6,913,516 km (0.093 R)
• M17: 8,255,110 km (0.118 R)
• M18: 8,561,486 km (0.059 R)
• M19: 9,394,148 km (0.067 R)
• M20: 9,728,350 km (0.108 R)
• M21: 10,001,366 km (0.109 R)
• M22: 11,444,536 km (0.104 R)
• M23: 12,294,851 km (0.094 R)
• M24: 12,898,328 km (0.106 R)
• M25: 13,690,898 km (0.048 R)
• M26: 15,144,092 km (0.05 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 954.3

Radius: 14.2

Gravity: 4.73 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 2.96 AU - 3.06 AU

Year: 3426 Days

Day: 5.7 Hours

Environment

Temp: -195 °C

Axial Tilt: 3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 72,930,715 km

• M1: 176,974 km (0.059 R)
• M2: 623,674 km (0.11 R)
• M3: 1,095,206 km (0.073 R)
• M4: 1,793,230 km (0.099 R)
• M5: 2,966,675 km (0.084 R)
• M6: 3,711,822 km (0.114 R)
• M7: 4,163,159 km (0.074 R)
• M8: 5,469,149 km (0.076 R)
• M9: 6,563,008 km (0.091 R)
• M10: 7,971,472 km (0.095 R)
• M11: 8,434,777 km (0.095 R)
• M12: 9,652,653 km (0.054 R)
• M13: 10,179,836 km (0.077 R)
• M14: 11,425,238 km (0.117 R)
• M15: 12,201,202 km (0.072 R)
• M16: 13,606,076 km (0.106 R)
• M17: 14,583,249 km (0.055 R)
• M18: 15,224,276 km (0.098 R)
• M19: 16,164,499 km (0.044 R)
• M20: 17,025,883 km (0.053 R)
• M21: 18,840,505 km (0.094 R)
• M22: 21,184,554 km (0.085 R)
• M23: 21,662,071 km (0.116 R)
• M24: 24,380,414 km (0.06 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 409.3

Radius: 11.9

Gravity: 2.89 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 3.14 AU - 3.42 AU

Year: 3897 Days

Day: 14.8 Hours

Environment

Temp: -214 °C

Axial Tilt: 5.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 72,930,715 km

• M1: 150,944 km (0.073 R)
• M2: 686,056 km (0.103 R)
• M3: 1,387,819 km (0.119 R)
• M4: 1,848,730 km (0.115 R)
• M5: 2,243,669 km (0.072 R)
• M6: 2,664,637 km (0.082 R)
• M7: 3,497,598 km (0.067 R)
• M8: 5,270,782 km (0.044 R)
• M9: 6,467,116 km (0.076 R)
• M10: 7,205,830 km (0.076 R)
• M11: 8,299,690 km (0.025 R)
• M12: 8,781,096 km (0.067 R)
• M13: 9,317,554 km (0.047 R)
• M14: 10,260,320 km (0.086 R)
• M15: 10,775,086 km (0.108 R)
• M16: 11,432,120 km (0.087 R)
• M17: 12,826,671 km (0.073 R)
• M18: 15,228,166 km (0.1 R)
• M19: 15,794,244 km (0.05 R)
• M20: 17,915,243 km (0.104 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 22.9

Radius: 12.1

Gravity: 0.16 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 4.39 AU - 6.23 AU

Year: 8027 Days

Day: 12.6 Hours

Environment

Temp: -221 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 72,930,715 km

• M1: 161,416 km (0.081 R)
• M2: 687,253 km (0.077 R)
• M3: 1,072,617 km (0.078 R)
• M4: 1,701,825 km (0.098 R)
• M5: 2,683,487 km (0.073 R)
• M6: 3,526,770 km (0.094 R)
• M7: 4,260,248 km (0.112 R)
• M8: 4,731,781 km (0.088 R)
• M9: 5,825,491 km (0.062 R)
• M10: 7,527,914 km (0.115 R)
• M11: 8,923,812 km (0.061 R)

Planet 9 - Ice Giant

Semi-Major Axis: 6.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 822.7

Radius: 3.4

Gravity: 71.17 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 5.82 AU - 7.96 AU

Year: 11864 Days

Day: 20.8 Hours

Environment

Temp: -227 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 72,930,715 km

• M1: 43,084 km (0.073 R)
• M2: 173,534 km (0.059 R)
• M3: 471,981 km (0.101 R)
• M4: 617,241 km (0.102 R)
• M5: 850,913 km (0.029 R)
• M6: 1,294,770 km (0.049 R)
• M7: 1,537,118 km (0.081 R)
• M8: 2,130,274 km (0.116 R)
• M9: 2,426,328 km (0.102 R)
• M10: 2,909,080 km (0.104 R)
• M11: 3,247,919 km (0.08 R)
• M12: 4,032,710 km (0.118 R)
• M13: 5,668,862 km (0.059 R)
• M14: 5,966,262 km (0.084 R)
• M15: 6,352,524 km (0.12 R)
• M16: 6,755,092 km (0.116 R)
• M17: 7,046,957 km (0.091 R)
• M18: 7,745,579 km (0.103 R)
• M19: 8,019,044 km (0.099 R)
• M20: 8,158,170 km (0.092 R)
• M21: 8,878,035 km (0.052 R)
• M22: 9,380,834 km (0.083 R)
• M23: 12,615,140 km (0.079 R)
• M24: 13,905,870 km (0.096 R)
• M25: 17,050,118 km (0.035 R)
• M26: 18,221,769 km (0.091 R)
• M27: 19,866,148 km (0.087 R)
• M28: 20,637,176 km (0.059 R)
• M29: 21,162,264 km (0.091 R)
• M30: 21,606,570 km (0.102 R)
• M31: 22,883,687 km (0.056 R)
• M32: 28,496,150 km (0.08 R)
• M33: 31,849,087 km (0.077 R)
• M34: 32,549,804 km (0.035 R)
• M35: 39,191,800 km (0.12 R)
• M36: 43,466,559 km (0.092 R)
• M37: 44,184,030 km (0.047 R)
• M38: 45,789,814 km (0.043 R)
• M39: 46,682,016 km (0.078 R)
• M40: 52,764,964 km (0.099 R)
• M41: 53,090,489 km (0.104 R)
• M42: 55,238,565 km (0.087 R)
• M43: 55,911,007 km (0.049 R)

Asteroid Belt

Center: 7.59 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 10 - Ice Giant

Semi-Major Axis: 8.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 984.1

Radius: 7.6

Gravity: 17.04 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 6.73 AU - 9.85 AU

Year: 15658 Days

Day: 21.4 Hours

Environment

Temp: -220 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 72,930,715 km

• M1: 101,128 km (0.102 R)
• M2: 433,684 km (0.097 R)
• M3: 686,056 km (0.075 R)
• M4: 924,216 km (0.106 R)
• M5: 1,260,063 km (0.04 R)
• M6: 3,085,456 km (0.057 R)
• M7: 3,492,811 km (0.081 R)
• M8: 5,114,452 km (0.115 R)
• M9: 5,966,711 km (0.09 R)
• M10: 7,184,139 km (0.083 R)
• M11: 7,465,083 km (0.107 R)
• M12: 8,301,635 km (0.082 R)
• M13: 9,144,469 km (0.091 R)
• M14: 9,699,627 km (0.104 R)
• M15: 12,479,006 km (0.104 R)
• M16: 13,654,396 km (0.113 R)
• M17: 14,305,745 km (0.08 R)
• M18: 17,369,510 km (0.051 R)
• M19: 19,639,059 km (0.118 R)
• M20: 20,004,975 km (0.106 R)
• M21: 24,230,517 km (0.066 R)
• M22: 29,251,919 km (0.102 R)
• M23: 32,447,928 km (0.056 R)
• M24: 33,736,863 km (0.076 R)
• M25: 34,659,134 km (0.12 R)
• M26: 40,696,455 km (0.085 R)
• M27: 41,590,901 km (0.089 R)
• M28: 41,892,041 km (0.106 R)
• M29: 42,957,178 km (0.063 R)
• M30: 45,779,043 km (0.036 R)
• M31: 46,099,930 km (0.097 R)
• M32: 54,620,726 km (0.105 R)
• M33: 57,367,791 km (0.051 R)
• M34: 59,249,583 km (0.095 R)
• M35: 61,561,618 km (0.097 R)
• M36: 62,148,939 km (0.111 R)
• M37: 63,733,181 km (0.109 R)
• M38: 65,344,200 km (0.048 R)
• M39: 68,437,735 km (0.117 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 291 - 12,960 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit