🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 196.8

Radius: 14.9

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 0.63 AU - 0.85 AU

Year: 411 Days

Day: 8.5 Hours

Environment

Temp: -145 °C

Axial Tilt: 48 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 95,570,659 km

• M1: 186,100 km (0.109 R)
• M2: 848,519 km (0.066 R)
• M3: 1,372,112 km (0.085 R)
• M4: 1,964,669 km (0.071 R)
• M5: 2,447,571 km (0.077 R)
• M6: 3,692,225 km (0.068 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 19.5

Radius: 9.7

Gravity: 0.21 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 0.76 AU - 0.94 AU

Year: 506 Days

Day: 8.8 Hours

Environment

Temp: -140 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (3)

Outer Limit: 95,570,659 km

• M1: 123,269 km (0.091 R)
• M2: 493,523 km (0.053 R)
• M3: 901,776 km (0.079 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 835.5

Radius: 14.6

Gravity: 3.92 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 1 AU - 1.14 AU

Year: 715 Days

Day: 8.1 Hours

Environment

Temp: -153 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 95,570,659 km

• M1: 181,612 km (0.068 R)
• M2: 816,954 km (0.12 R)
• M3: 1,334,114 km (0.035 R)
• M4: 2,331,184 km (0.087 R)
• M5: 2,814,534 km (0.1 R)
• M6: 3,555,642 km (0.117 R)
• M7: 4,079,235 km (0.05 R)
• M8: 5,656,595 km (0.087 R)
• M9: 6,250,498 km (0.104 R)
• M10: 6,929,822 km (0.074 R)
• M11: 8,040,886 km (0.104 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 756.8

Radius: 10.5

Gravity: 6.86 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 1.25 AU - 1.73 AU

Year: 1174 Days

Day: 6.4 Hours

Environment

Temp: -173 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 95,570,659 km

• M1: 130,599 km (0.093 R)
• M2: 484,099 km (0.087 R)
• M3: 958,474 km (0.089 R)
• M4: 1,335,311 km (0.113 R)
• M5: 1,671,307 km (0.095 R)
• M6: 2,656,409 km (0.08 R)
• M7: 3,097,274 km (0.094 R)
• M8: 4,058,889 km (0.101 R)
• M9: 4,892,898 km (0.026 R)
• M10: 5,269,286 km (0.088 R)
• M11: 5,837,459 km (0.101 R)
• M12: 6,516,184 km (0.113 R)
• M13: 6,923,539 km (0.041 R)
• M14: 8,112,244 km (0.117 R)
• M15: 9,432,146 km (0.106 R)
• M16: 9,923,126 km (0.027 R)
• M17: 11,090,588 km (0.063 R)
• M18: 11,707,679 km (0.072 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 611.1

Radius: 9.2

Gravity: 7.22 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 2.59 AU - 3.93 AU

Year: 3801 Days

Day: 6.7 Hours

Environment

Temp: -202 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 95,570,659 km

• M1: 114,442 km (0.034 R)
• M2: 423,212 km (0.099 R)
• M3: 874,699 km (0.101 R)
• M4: 1,478,775 km (0.079 R)
• M5: 2,180,987 km (0.059 R)
• M6: 3,405,745 km (0.088 R)
• M7: 3,845,712 km (0.086 R)
• M8: 4,300,939 km (0.105 R)
• M9: 4,623,921 km (0.119 R)
• M10: 4,913,841 km (0.092 R)
• M11: 6,916,658 km (0.056 R)
• M12: 7,591,194 km (0.083 R)
• M13: 7,995,857 km (0.117 R)
• M14: 8,848,415 km (0.101 R)
• M15: 9,449,649 km (0.084 R)
• M16: 10,198,835 km (0.032 R)
• M17: 11,681,649 km (0.08 R)
• M18: 12,130,592 km (0.115 R)
• M19: 12,637,579 km (0.101 R)
• M20: 14,142,684 km (0.077 R)
• M21: 15,655,716 km (0.107 R)
• M22: 16,036,443 km (0.053 R)
• M23: 16,760,048 km (0.078 R)
• M24: 17,915,691 km (0.108 R)
• M25: 18,938,941 km (0.069 R)
• M26: 20,256,150 km (0.106 R)
• M27: 22,379,393 km (0.1 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 353.8

Radius: 12.3

Gravity: 2.34 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 3.07 AU - 3.93 AU

Year: 4228 Days

Day: 9.1 Hours

Environment

Temp: -207 °C

Axial Tilt: 23.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 95,570,659 km

• M1: 153,188 km (0.105 R)
• M2: 672,143 km (0.06 R)
• M3: 1,269,338 km (0.041 R)
• M4: 1,758,074 km (0.115 R)
• M5: 2,205,970 km (0.057 R)
• M6: 2,652,819 km (0.037 R)
• M7: 3,265,572 km (0.089 R)
• M8: 3,870,247 km (0.102 R)
• M9: 5,205,557 km (0.087 R)
• M10: 7,436,660 km (0.118 R)
• M11: 8,521,095 km (0.099 R)
• M12: 9,783,252 km (0.087 R)
• M13: 11,883,606 km (0.088 R)
• M14: 12,676,176 km (0.064 R)
• M15: 15,215,450 km (0.112 R)
• M16: 16,685,698 km (0.101 R)
• M17: 19,543,466 km (0.034 R)
• M18: 20,090,396 km (0.115 R)
• M19: 20,647,648 km (0.085 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 322.9

Radius: 4.4

Gravity: 16.68 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 6.49 AU - 8.25 AU

Year: 12919 Days

Day: 17.7 Hours

Environment

Temp: -220 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 95,570,659 km

• M1: 54,902 km (0.108 R)
• M2: 745,297 km (0.072 R)
• M3: 1,077,853 km (0.102 R)
• M4: 3,100,565 km (0.092 R)
• M5: 4,412,838 km (0.112 R)
• M6: 6,746,565 km (0.035 R)
• M7: 20,388,544 km (0.079 R)
• M8: 21,188,893 km (0.118 R)
• M9: 22,937,692 km (0.103 R)
• M10: 25,876,392 km (0.077 R)
• M11: 26,248,891 km (0.099 R)
• M12: 32,379,861 km (0.107 R)
• M13: 41,269,265 km (0.103 R)

Planet 8 - Ice Giant

Semi-Major Axis: 11.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 944.6

Radius: 5.6

Gravity: 30.12 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 9.04 AU - 13.22 AU

Year: 23975 Days

Day: 20.7 Hours

Environment

Temp: -234 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 95,570,659 km

• M1: 69,713 km (0.106 R)
• M2: 320,588 km (0.051 R)
• M3: 756,217 km (0.12 R)
• M4: 1,357,152 km (0.091 R)
• M5: 1,907,971 km (0.119 R)
• M6: 2,622,451 km (0.082 R)
• M7: 2,914,765 km (0.089 R)
• M8: 3,348,000 km (0.084 R)
• M9: 3,596,183 km (0.077 R)
• M10: 4,094,494 km (0.054 R)
• M11: 4,907,109 km (0.097 R)
• M12: 5,477,227 km (0.044 R)
• M13: 8,039,539 km (0.106 R)
• M14: 12,442,205 km (0.113 R)
• M15: 16,132,634 km (0.087 R)
• M16: 16,573,051 km (0.06 R)
• M17: 22,067,930 km (0.099 R)
• M18: 22,283,949 km (0.088 R)
• M19: 28,408,636 km (0.09 R)
• M20: 32,826,560 km (0.084 R)
• M21: 34,977,777 km (0.052 R)
• M22: 40,037,626 km (0.077 R)
• M23: 41,007,170 km (0.036 R)
• M24: 46,976,723 km (0.03 R)
• M25: 50,447,843 km (0.066 R)
• M26: 55,469,245 km (0.065 R)
• M27: 56,270,192 km (0.068 R)
• M28: 61,238,487 km (0.064 R)
• M29: 64,267,395 km (0.039 R)
• M30: 64,929,365 km (0.097 R)
• M31: 65,373,073 km (0.062 R)
• M32: 67,622,127 km (0.065 R)
• M33: 68,765,803 km (0.104 R)
• M34: 75,165,001 km (0.096 R)
• M35: 76,392,003 km (0.074 R)
• M36: 79,138,321 km (0.104 R)
• M37: 86,961,541 km (0.084 R)
• M38: 88,313,607 km (0.108 R)
• M39: 89,405,223 km (0.037 R)
• M40: 94,145,231 km (0.083 R)
• M41: 94,429,168 km (0.118 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 236 - 13,877 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit