🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 106.4

Radius: 14.5

Gravity: 0.51 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 0.55 AU - 0.77 AU

Year: 364 Days

Day: 8.4 Hours

Environment

Temp: -149 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 69,096,183 km

• M1: 180,415 km (0.086 R)
• M2: 763,847 km (0.119 R)
• M3: 1,214,735 km (0.101 R)
• M4: 1,972,598 km (0.086 R)
• M5: 2,429,170 km (0.09 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 85.2

Radius: 10.7

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 0.69 AU - 0.99 AU

Year: 522 Days

Day: 12.3 Hours

Environment

Temp: -168 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 69,096,183 km

• M1: 133,142 km (0.118 R)
• M2: 576,550 km (0.12 R)
• M3: 994,377 km (0.098 R)
• M4: 1,454,839 km (0.089 R)
• M5: 1,922,183 km (0.108 R)
• M6: 2,261,172 km (0.095 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 783.4

Radius: 14.9

Gravity: 3.53 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 0.82 AU - 1.16 AU

Year: 668 Days

Day: 11.5 Hours

Environment

Temp: -165 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 69,096,183 km

• M1: 185,352 km (0.091 R)
• M2: 766,091 km (0.108 R)
• M3: 1,406,968 km (0.113 R)
• M4: 1,980,825 km (0.099 R)
• M5: 2,655,512 km (0.114 R)
• M6: 3,247,171 km (0.112 R)
• M7: 4,569,018 km (0.097 R)
• M8: 5,070,470 km (0.093 R)
• M9: 5,702,222 km (0.116 R)
• M10: 6,426,874 km (0.062 R)
• M11: 7,435,463 km (0.059 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 389.8

Radius: 14.8

Gravity: 1.78 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 0.77 AU - 1.23 AU

Year: 678 Days

Day: 5.1 Hours

Environment

Temp: -165 °C

Axial Tilt: 48.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 69,096,183 km

• M1: 185,950 km (0.111 R)
• M2: 1,592,170 km (0.096 R)
• M3: 2,124,290 km (0.081 R)
• M4: 2,828,896 km (0.065 R)
• M5: 3,777,047 km (0.061 R)
• M6: 4,412,988 km (0.106 R)
• M7: 5,991,096 km (0.085 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 336.6

Radius: 14.7

Gravity: 1.56 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 1.59 AU - 2.29 AU

Year: 1833 Days

Day: 10.2 Hours

Environment

Temp: -196 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 69,096,183 km

• M1: 182,809 km (0.116 R)
• M2: 923,617 km (0.108 R)
• M3: 1,730,997 km (0.1 R)
• M4: 2,271,344 km (0.108 R)
• M5: 4,063,677 km (0.057 R)
• M6: 4,878,536 km (0.064 R)
• M7: 5,713,741 km (0.068 R)
• M8: 6,430,464 km (0.103 R)
• M9: 6,932,964 km (0.051 R)
• M10: 9,182,018 km (0.117 R)
• M11: 9,758,867 km (0.118 R)
• M12: 11,462,488 km (0.098 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 895.2

Radius: 13.8

Gravity: 4.7 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 2.42 AU - 2.94 AU

Year: 2976 Days

Day: 11.5 Hours

Environment

Temp: -214 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 69,096,183 km

• M1: 171,589 km (0.062 R)
• M2: 924,365 km (0.11 R)
• M3: 1,394,402 km (0.108 R)
• M4: 2,106,637 km (0.056 R)
• M5: 2,594,326 km (0.112 R)
• M6: 3,507,621 km (0.115 R)
• M7: 4,488,235 km (0.086 R)
• M8: 5,031,126 km (0.081 R)
• M9: 5,832,372 km (0.099 R)
• M10: 6,451,408 km (0.104 R)
• M11: 7,366,199 km (0.08 R)
• M12: 8,505,387 km (0.066 R)
• M13: 9,265,943 km (0.099 R)
• M14: 9,914,300 km (0.069 R)
• M15: 11,516,942 km (0.119 R)
• M16: 13,865,329 km (0.053 R)
• M17: 14,868,233 km (0.101 R)
• M18: 15,334,979 km (0.091 R)
• M19: 19,307,400 km (0.089 R)
• M20: 20,493,861 km (0.108 R)
• M21: 21,072,655 km (0.115 R)
• M22: 22,737,829 km (0.081 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 223.1

Radius: 14.3

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 3.14 AU - 4.64 AU

Year: 5204 Days

Day: 10.9 Hours

Environment

Temp: -227 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 69,096,183 km

• M1: 178,620 km (0.102 R)
• M2: 726,597 km (0.064 R)
• M3: 1,404,126 km (0.106 R)
• M4: 2,093,024 km (0.109 R)
• M5: 2,806,755 km (0.096 R)
• M6: 3,584,066 km (0.086 R)
• M7: 4,657,281 km (0.073 R)
• M8: 6,015,330 km (0.117 R)
• M9: 7,718,652 km (0.12 R)
• M10: 9,032,719 km (0.048 R)
• M11: 12,673,632 km (0.072 R)
• M12: 14,893,515 km (0.111 R)
• M13: 15,499,536 km (0.084 R)
• M14: 16,707,240 km (0.113 R)
• M15: 18,897,203 km (0.106 R)
• M16: 20,707,636 km (0.094 R)

Planet 8 - Ice Giant

Semi-Major Axis: 5.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 370.2

Radius: 5.7

Gravity: 11.39 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 4.4 AU - 6.96 AU

Year: 9182 Days

Day: 22 Hours

Environment

Temp: -216 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 69,096,183 km

• M1: 70,909 km (0.109 R)
• M2: 281,992 km (0.114 R)
• M3: 632,350 km (0.095 R)
• M4: 2,106,787 km (0.054 R)
• M5: 2,570,989 km (0.116 R)
• M6: 3,059,426 km (0.087 R)
• M7: 4,142,066 km (0.104 R)
• M8: 5,771,336 km (0.092 R)
• M9: 9,766,198 km (0.112 R)
• M10: 10,462,875 km (0.117 R)
• M11: 13,190,643 km (0.091 R)
• M12: 13,696,732 km (0.104 R)
• M13: 15,725,579 km (0.101 R)
• M14: 21,119,479 km (0.107 R)
• M15: 23,978,893 km (0.091 R)
• M16: 26,550,630 km (0.109 R)
• M17: 27,720,037 km (0.117 R)
• M18: 28,829,454 km (0.119 R)
• M19: 31,632,619 km (0.117 R)
• M20: 32,032,943 km (0.096 R)
• M21: 35,037,168 km (0.107 R)
• M22: 35,681,336 km (0.082 R)

Planet 9 - Ice Giant

Semi-Major Axis: 6.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 613.1

Radius: 7

Gravity: 12.51 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 6.43 AU - 7.23 AU

Year: 12107 Days

Day: 24.2 Hours

Environment

Temp: -234 °C

Axial Tilt: 1.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 69,096,183 km

• M1: 87,216 km (0.096 R)
• M2: 322,383 km (0.095 R)
• M3: 866,920 km (0.104 R)
• M4: 1,529,937 km (0.105 R)
• M5: 1,852,321 km (0.099 R)
• M6: 2,145,981 km (0.095 R)
• M7: 2,613,475 km (0.033 R)
• M8: 2,984,328 km (0.096 R)
• M9: 4,828,870 km (0.118 R)
• M10: 5,456,732 km (0.032 R)
• M11: 6,635,114 km (0.095 R)
• M12: 7,326,107 km (0.08 R)
• M13: 7,581,022 km (0.112 R)
• M14: 8,381,669 km (0.105 R)
• M15: 9,090,913 km (0.061 R)
• M16: 9,336,104 km (0.107 R)
• M17: 10,045,946 km (0.104 R)
• M18: 10,308,041 km (0.093 R)
• M19: 11,458,898 km (0.059 R)
• M20: 14,807,796 km (0.069 R)
• M21: 18,599,653 km (0.117 R)
• M22: 19,967,426 km (0.088 R)
• M23: 20,633,735 km (0.109 R)
• M24: 34,701,919 km (0.075 R)
• M25: 36,521,179 km (0.04 R)
• M26: 37,016,946 km (0.106 R)
• M27: 40,878,665 km (0.095 R)
• M28: 43,736,284 km (0.062 R)
• M29: 48,790,149 km (0.104 R)
• M30: 51,070,469 km (0.045 R)
• M31: 51,690,253 km (0.085 R)
• M32: 52,002,015 km (0.087 R)

Planet 10 - Ice Giant

Semi-Major Axis: 8.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 782.9

Radius: 5.8

Gravity: 23.27 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 6.5 AU - 10.08 AU

Year: 16189 Days

Day: 21.7 Hours

Environment

Temp: -230 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 69,096,183 km

• M1: 72,106 km (0.118 R)
• M2: 583,880 km (0.063 R)
• M3: 858,393 km (0.103 R)
• M4: 1,313,469 km (0.084 R)
• M5: 1,603,689 km (0.119 R)
• M6: 1,862,194 km (0.101 R)
• M7: 2,441,587 km (0.11 R)
• M8: 2,931,221 km (0.119 R)
• M9: 3,186,285 km (0.114 R)
• M10: 4,522,942 km (0.109 R)
• M11: 4,934,486 km (0.034 R)
• M12: 5,370,863 km (0.052 R)
• M13: 7,012,101 km (0.094 R)
• M14: 7,946,639 km (0.117 R)
• M15: 8,192,727 km (0.113 R)
• M16: 9,120,982 km (0.098 R)
• M17: 9,889,915 km (0.094 R)
• M18: 16,363,763 km (0.08 R)
• M19: 17,331,362 km (0.105 R)
• M20: 21,394,739 km (0.119 R)
• M21: 25,408,151 km (0.089 R)
• M22: 25,942,664 km (0.12 R)
• M23: 35,016,374 km (0.088 R)
• M24: 37,852,001 km (0.107 R)
• M25: 38,971,293 km (0.099 R)
• M26: 43,365,580 km (0.092 R)
• M27: 49,060,771 km (0.052 R)
• M28: 51,573,866 km (0.108 R)
• M29: 52,602,800 km (0.12 R)
• M30: 53,470,617 km (0.096 R)
• M31: 56,311,630 km (0.099 R)
• M32: 59,814,016 km (0.08 R)
• M33: 62,679,713 km (0.091 R)
• M34: 63,263,593 km (0.103 R)
• M35: 63,458,968 km (0.096 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 506 - 16,418 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit