🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.4 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 543.3

Radius: 12.3

Gravity: 3.59 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 0.64 AU - 0.96 AU

Year: 494 Days

Day: 6.3 Hours

Environment

Temp: -169 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 69,925,938 km

• M1: 153,039 km (0.117 R)
• M2: 609,312 km (0.117 R)
• M3: 1,039,107 km (0.092 R)
• M4: 1,636,152 km (0.115 R)
• M5: 2,473,302 km (0.091 R)
• M6: 2,861,957 km (0.108 R)
• M7: 3,480,694 km (0.094 R)
• M8: 3,880,569 km (0.075 R)
• M9: 4,409,846 km (0.051 R)
• M10: 4,894,842 km (0.079 R)
• M11: 5,302,048 km (0.041 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 61.4

Radius: 11

Gravity: 0.51 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 1.19 AU - 1.19 AU

Year: 896 Days

Day: 5.2 Hours

Environment

Temp: -191 °C

Axial Tilt: 3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 69,925,938 km

• M1: 136,732 km (0.072 R)
• M2: 546,930 km (0.088 R)
• M3: 935,735 km (0.115 R)
• M4: 1,520,812 km (0.109 R)
• M5: 2,027,949 km (0.106 R)
• M6: 3,724,987 km (0.12 R)
• M7: 4,233,470 km (0.07 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 111.3

Radius: 9.3

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 1.27 AU - 1.55 AU

Year: 1156 Days

Day: 6.8 Hours

Environment

Temp: -183 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 69,925,938 km

• M1: 115,639 km (0.088 R)
• M2: 468,690 km (0.079 R)
• M3: 1,424,621 km (0.065 R)
• M4: 1,795,922 km (0.108 R)
• M5: 2,116,361 km (0.093 R)
• M6: 2,407,778 km (0.064 R)
• M7: 3,187,183 km (0.078 R)
• M8: 3,661,258 km (0.032 R)
• M9: 3,975,863 km (0.116 R)
• M10: 4,380,076 km (0.1 R)
• M11: 5,045,936 km (0.086 R)
• M12: 5,639,690 km (0.105 R)
• M13: 6,187,518 km (0.099 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 994

Radius: 13.8

Gravity: 5.22 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 1.21 AU - 1.83 AU

Year: 1294 Days

Day: 7.1 Hours

Environment

Temp: -200 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 69,925,938 km

• M1: 171,589 km (0.101 R)
• M2: 659,727 km (0.111 R)
• M3: 1,172,847 km (0.062 R)
• M4: 1,687,614 km (0.069 R)
• M5: 2,390,724 km (0.114 R)
• M6: 3,313,892 km (0.073 R)
• M7: 4,148,648 km (0.107 R)
• M8: 5,592,417 km (0.078 R)
• M9: 7,537,938 km (0.116 R)
• M10: 8,009,769 km (0.092 R)
• M11: 8,501,348 km (0.111 R)
• M12: 9,868,074 km (0.053 R)
• M13: 10,366,085 km (0.097 R)
• M14: 11,304,961 km (0.113 R)
• M15: 11,740,142 km (0.064 R)
• M16: 12,838,190 km (0.094 R)
• M17: 13,432,393 km (0.103 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 870.7

Radius: 10.8

Gravity: 7.46 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 5.15 AU - 5.36 AU

Year: 8303 Days

Day: 7.7 Hours

Environment

Temp: -220 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 69,925,938 km

• M1: 134,339 km (0.052 R)
• M2: 743,202 km (0.096 R)
• M3: 1,356,853 km (0.115 R)
• M4: 1,963,771 km (0.1 R)
• M5: 2,526,858 km (0.054 R)
• M6: 3,263,478 km (0.117 R)
• M7: 4,083,573 km (0.081 R)
• M8: 4,442,458 km (0.036 R)
• M9: 5,255,822 km (0.105 R)
• M10: 5,748,897 km (0.101 R)
• M11: 9,057,852 km (0.074 R)
• M12: 9,432,146 km (0.078 R)
• M13: 10,262,264 km (0.119 R)
• M14: 11,570,348 km (0.074 R)
• M15: 12,123,561 km (0.111 R)
• M16: 13,045,383 km (0.119 R)
• M17: 15,158,752 km (0.083 R)
• M18: 18,368,524 km (0.092 R)
• M19: 22,173,696 km (0.064 R)
• M20: 22,769,394 km (0.112 R)
• M21: 23,815,233 km (0.112 R)
• M22: 24,620,518 km (0.109 R)
• M23: 26,190,847 km (0.097 R)
• M24: 26,856,408 km (0.089 R)
• M25: 27,631,026 km (0.091 R)
• M26: 28,320,822 km (0.107 R)
• M27: 31,621,549 km (0.113 R)
• M28: 33,253,662 km (0.057 R)
• M29: 35,400,691 km (0.082 R)
• M30: 36,097,517 km (0.086 R)
• M31: 40,219,986 km (0.108 R)
• M32: 41,489,773 km (0.117 R)
• M33: 42,394,391 km (0.104 R)
• M34: 43,709,356 km (0.06 R)
• M35: 45,187,084 km (0.06 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 839.9

Radius: 5

Gravity: 33.6 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 6.45 AU - 9.75 AU

Year: 15913 Days

Day: 19.5 Hours

Environment

Temp: -241 °C

Axial Tilt: 57.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 69,925,938 km

• M1: 62,233 km (0.11 R)
• M2: 456,124 km (0.026 R)
• M3: 1,127,818 km (0.039 R)
• M4: 1,406,968 km (0.092 R)
• M5: 1,679,535 km (0.096 R)
• M6: 2,204,474 km (0.055 R)
• M7: 3,006,468 km (0.041 R)
• M8: 3,240,888 km (0.118 R)
• M9: 3,515,550 km (0.109 R)
• M10: 4,302,734 km (0.088 R)
• M11: 4,567,073 km (0.078 R)
• M12: 4,983,703 km (0.114 R)
• M13: 5,578,205 km (0.073 R)
• M14: 5,892,511 km (0.086 R)
• M15: 6,343,997 km (0.089 R)
• M16: 6,951,514 km (0.039 R)
• M17: 7,223,483 km (0.076 R)
• M18: 7,455,359 km (0.11 R)
• M19: 11,496,596 km (0.112 R)
• M20: 13,622,980 km (0.092 R)
• M21: 15,152,768 km (0.044 R)
• M22: 16,392,486 km (0.112 R)
• M23: 16,552,107 km (0.112 R)
• M24: 18,205,313 km (0.117 R)
• M25: 21,263,393 km (0.113 R)
• M26: 22,616,206 km (0.078 R)
• M27: 24,128,341 km (0.076 R)
• M28: 24,751,566 km (0.092 R)
• M29: 25,814,160 km (0.055 R)
• M30: 27,128,826 km (0.077 R)
• M31: 32,835,087 km (0.051 R)
• M32: 41,470,774 km (0.096 R)
• M33: 44,810,247 km (0.058 R)
• M34: 45,436,015 km (0.076 R)
• M35: 46,865,423 km (0.057 R)
• M36: 47,997,729 km (0.077 R)
• M37: 49,813,697 km (0.086 R)
• M38: 50,485,242 km (0.035 R)
• M39: 50,992,828 km (0.094 R)
• M40: 51,674,994 km (0.093 R)
• M41: 58,089,900 km (0.053 R)
• M42: 64,418,339 km (0.066 R)
• M43: 65,616,319 km (0.113 R)
• M44: 69,716,497 km (0.104 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: 274 - 17,210 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit