🌌 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: 953.2

Radius: 8.5

Gravity: 13.19 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 0.46 AU - 0.74 AU

Year: 315 Days

Day: 8.9 Hours

Environment

Temp: -150 °C

Axial Tilt: 2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 77,472,969 km

• M1: 105,766 km (0.096 R)
• M2: 370,853 km (0.083 R)
• M3: 642,224 km (0.091 R)
• M4: 981,362 km (0.085 R)
• M5: 1,329,177 km (0.095 R)
• M6: 1,603,689 km (0.084 R)
• M7: 1,971,251 km (0.025 R)
• M8: 2,908,033 km (0.097 R)
• M9: 3,197,056 km (0.057 R)
• M10: 3,697,162 km (0.119 R)
• M11: 4,155,081 km (0.045 R)
• M12: 4,707,845 km (0.105 R)
• M13: 5,153,796 km (0.114 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 975.5

Radius: 9.6

Gravity: 10.58 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 0.86 AU - 0.98 AU

Year: 599 Days

Day: 7.2 Hours

Environment

Temp: -173 °C

Axial Tilt: 1.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 77,472,969 km

• M1: 119,379 km (0.056 R)
• M2: 433,385 km (0.048 R)
• M3: 756,965 km (0.074 R)
• M4: 1,230,143 km (0.056 R)
• M5: 1,539,811 km (0.107 R)
• M6: 2,010,895 km (0.092 R)
• M7: 2,352,576 km (0.073 R)
• M8: 2,733,153 km (0.114 R)
• M9: 3,218,299 km (0.089 R)
• M10: 3,963,596 km (0.091 R)
• M11: 6,766,461 km (0.062 R)
• M12: 7,069,547 km (0.103 R)
• M13: 7,587,305 km (0.027 R)
• M14: 8,081,875 km (0.043 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 195.7

Radius: 10.5

Gravity: 1.78 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 1.95 AU - 2.69 AU

Year: 2397 Days

Day: 13.5 Hours

Environment

Temp: -196 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 77,472,969 km

• M1: 130,599 km (0.088 R)
• M2: 486,043 km (0.108 R)
• M3: 818,300 km (0.106 R)
• M4: 1,206,806 km (0.103 R)
• M5: 2,235,441 km (0.117 R)
• M6: 2,668,976 km (0.108 R)
• M7: 4,609,709 km (0.112 R)
• M8: 6,208,312 km (0.095 R)
• M9: 7,146,141 km (0.09 R)
• M10: 9,092,259 km (0.099 R)
• M11: 11,929,682 km (0.118 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 865.9

Radius: 9.5

Gravity: 9.59 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 2.03 AU - 3.29 AU

Year: 2942 Days

Day: 12.8 Hours

Environment

Temp: -209 °C

Axial Tilt: 7.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 77,472,969 km

• M1: 122,371 km (0.117 R)
• M2: 417,976 km (0.086 R)
• M3: 784,641 km (0.109 R)
• M4: 1,096,104 km (0.117 R)
• M5: 1,450,501 km (0.07 R)
• M6: 2,280,919 km (0.06 R)
• M7: 3,437,759 km (0.081 R)
• M8: 3,851,397 km (0.092 R)
• M9: 5,767,596 km (0.074 R)
• M10: 6,646,185 km (0.088 R)
• M11: 7,290,353 km (0.071 R)
• M12: 8,420,864 km (0.1 R)
• M13: 9,323,837 km (0.101 R)
• M14: 9,702,619 km (0.093 R)
• M15: 10,052,379 km (0.12 R)
• M16: 12,926,303 km (0.103 R)
• M17: 13,255,119 km (0.116 R)
• M18: 15,982,588 km (0.097 R)
• M19: 17,534,666 km (0.104 R)
• M20: 17,937,981 km (0.074 R)
• M21: 19,003,268 km (0.064 R)
• M22: 19,613,178 km (0.107 R)
• M23: 22,791,535 km (0.067 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 122.5

Radius: 10.7

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 2.56 AU - 3.04 AU

Year: 3178 Days

Day: 7.1 Hours

Environment

Temp: -212 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 77,472,969 km

• M1: 133,142 km (0.074 R)
• M2: 503,696 km (0.069 R)
• M3: 843,134 km (0.088 R)
• M4: 1,336,358 km (0.109 R)
• M5: 1,697,786 km (0.097 R)
• M6: 2,510,851 km (0.1 R)
• M7: 2,943,488 km (0.108 R)
• M8: 3,629,544 km (0.102 R)
• M9: 4,364,368 km (0.11 R)
• M10: 4,835,602 km (0.084 R)
• M11: 5,769,391 km (0.048 R)
• M12: 6,408,623 km (0.115 R)
• M13: 9,083,433 km (0.05 R)
• M14: 9,696,186 km (0.046 R)
• M15: 10,600,206 km (0.081 R)
• M16: 12,538,396 km (0.07 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 933.7

Radius: 12.9

Gravity: 5.61 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 2.9 AU - 3.8 AU

Year: 4159 Days

Day: 12.2 Hours

Environment

Temp: -213 °C

Axial Tilt: 26.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 77,472,969 km

• M1: 164,109 km (0.116 R)
• M2: 598,840 km (0.116 R)
• M3: 1,827,936 km (0.054 R)
• M4: 2,421,242 km (0.08 R)
• M5: 3,140,658 km (0.116 R)
• M6: 3,582,869 km (0.112 R)
• M7: 4,183,056 km (0.029 R)
• M8: 5,086,926 km (0.102 R)
• M9: 6,521,570 km (0.091 R)
• M10: 8,398,424 km (0.09 R)
• M11: 9,057,553 km (0.112 R)
• M12: 12,142,710 km (0.106 R)
• M13: 13,088,318 km (0.103 R)
• M14: 14,461,028 km (0.063 R)
• M15: 22,061,796 km (0.04 R)
• M16: 23,696,303 km (0.118 R)
• M17: 27,038,618 km (0.102 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 677.4

Radius: 13.1

Gravity: 3.95 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 3.27 AU - 5.07 AU

Year: 5776 Days

Day: 14 Hours

Environment

Temp: -210 °C

Axial Tilt: 3.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 77,472,969 km

• M1: 163,660 km (0.095 R)
• M2: 722,408 km (0.105 R)
• M3: 1,253,032 km (0.117 R)
• M4: 1,873,265 km (0.092 R)
• M5: 2,535,534 km (0.088 R)
• M6: 3,946,093 km (0.087 R)
• M7: 6,460,982 km (0.087 R)
• M8: 7,175,312 km (0.102 R)
• M9: 8,364,466 km (0.107 R)
• M10: 8,965,251 km (0.103 R)
• M11: 9,898,592 km (0.11 R)
• M12: 11,564,215 km (0.098 R)
• M13: 14,516,080 km (0.054 R)
• M14: 15,208,568 km (0.079 R)
• M15: 16,411,784 km (0.119 R)
• M16: 17,872,607 km (0.067 R)
• M17: 23,631,976 km (0.107 R)
• M18: 27,015,131 km (0.099 R)
• M19: 29,503,243 km (0.11 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 902.1

Radius: 14.8

Gravity: 4.12 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 3.68 AU - 4.84 AU

Year: 5964 Days

Day: 5.4 Hours

Environment

Temp: -223 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 77,472,969 km

• M1: 184,305 km (0.061 R)
• M2: 812,765 km (0.091 R)
• M3: 1,551,779 km (0.094 R)
• M4: 2,184,578 km (0.064 R)
• M5: 2,793,291 km (0.118 R)
• M6: 3,536,942 km (0.034 R)
• M7: 4,622,275 km (0.101 R)
• M8: 5,243,405 km (0.094 R)
• M9: 5,952,050 km (0.084 R)
• M10: 6,654,113 km (0.118 R)
• M11: 7,411,079 km (0.085 R)
• M12: 8,467,987 km (0.102 R)
• M13: 9,183,664 km (0.033 R)
• M14: 9,712,941 km (0.107 R)
• M15: 12,458,211 km (0.075 R)
• M16: 14,771,743 km (0.095 R)
• M17: 16,962,603 km (0.112 R)
• M18: 17,693,987 km (0.072 R)
• M19: 18,238,972 km (0.093 R)
• M20: 18,795,177 km (0.094 R)
• M21: 19,868,692 km (0.089 R)
• M22: 26,296,164 km (0.091 R)
• M23: 32,750,415 km (0.052 R)
• M24: 36,015,239 km (0.098 R)
• M25: 36,781,479 km (0.047 R)

Planet 9 - Gas Giant

Semi-Major Axis: 5.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 834

Radius: 11

Gravity: 6.89 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 4.77 AU - 5.89 AU

Year: 8346 Days

Day: 9.8 Hours

Environment

Temp: -220 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 77,472,969 km

• M1: 138,228 km (0.095 R)
• M2: 532,269 km (0.089 R)
• M3: 1,119,142 km (0.105 R)
• M4: 1,619,098 km (0.025 R)
• M5: 2,212,253 km (0.053 R)
• M6: 3,512,109 km (0.073 R)
• M7: 4,286,278 km (0.105 R)
• M8: 6,137,253 km (0.053 R)
• M9: 6,570,787 km (0.045 R)
• M10: 6,986,221 km (0.087 R)
• M11: 8,425,950 km (0.069 R)
• M12: 9,100,188 km (0.103 R)
• M13: 11,994,757 km (0.106 R)
• M14: 13,680,725 km (0.112 R)
• M15: 16,395,179 km (0.1 R)
• M16: 18,615,809 km (0.09 R)
• M17: 20,229,671 km (0.12 R)
• M18: 20,787,821 km (0.079 R)
• M19: 22,439,082 km (0.069 R)
• M20: 27,043,256 km (0.118 R)
• M21: 28,409,533 km (0.101 R)
• M22: 32,133,174 km (0.091 R)
• M23: 33,888,106 km (0.036 R)
• M24: 34,336,601 km (0.071 R)
• M25: 36,874,678 km (0.083 R)
• M26: 38,797,310 km (0.066 R)
• M27: 41,293,500 km (0.047 R)
• M28: 42,450,939 km (0.061 R)
• M29: 43,103,186 km (0.054 R)
• M30: 43,497,825 km (0.032 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 812.7

Radius: 3.5

Gravity: 66.34 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 8.19 AU - 10.17 AU

Year: 18865 Days

Day: 16.2 Hours

Environment

Temp: -241 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 77,472,969 km

• M1: 45,627 km (0.085 R)
• M2: 740,360 km (0.06 R)
• M3: 1,836,015 km (0.103 R)
• M4: 2,902,647 km (0.066 R)
• M5: 4,496,613 km (0.12 R)
• M6: 4,851,758 km (0.097 R)
• M7: 5,187,157 km (0.107 R)
• M8: 5,987,505 km (0.079 R)
• M9: 6,460,982 km (0.08 R)
• M10: 6,594,424 km (0.112 R)
• M11: 8,289,517 km (0.108 R)
• M12: 9,434,689 km (0.071 R)
• M13: 9,956,337 km (0.08 R)
• M14: 10,074,818 km (0.083 R)
• M15: 10,867,986 km (0.107 R)
• M16: 10,993,648 km (0.119 R)
• M17: 12,033,802 km (0.102 R)
• M18: 12,716,268 km (0.073 R)
• M19: 13,424,015 km (0.056 R)
• M20: 13,641,381 km (0.05 R)
• M21: 15,784,670 km (0.095 R)
• M22: 17,532,272 km (0.102 R)
• M23: 19,496,941 km (0.097 R)
• M24: 20,820,583 km (0.029 R)
• M25: 21,802,094 km (0.071 R)
• M26: 24,068,951 km (0.106 R)
• M27: 25,701,662 km (0.104 R)
• M28: 26,149,109 km (0.034 R)
• M29: 26,488,098 km (0.101 R)
• M30: 27,059,712 km (0.096 R)
• M31: 28,109,141 km (0.062 R)
• M32: 31,292,733 km (0.073 R)
• M33: 31,931,366 km (0.084 R)
• M34: 34,437,280 km (0.111 R)
• M35: 45,609,249 km (0.076 R)
• M36: 46,100,379 km (0.12 R)
• M37: 47,093,111 km (0.079 R)
• M38: 51,207,052 km (0.057 R)
• M39: 55,554,067 km (0.096 R)
• M40: 62,727,135 km (0.064 R)
• M41: 63,131,498 km (0.058 R)
• M42: 77,009,393 km (0.08 R)
• M43: 77,472,997 km (0.114 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 173 - 12,559 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit