🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.26

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 1.24 AU - 1.9 AU

Year: 741 Days

Day: 14.5 Hours

Environment

Temp: -50 °C

Axial Tilt: 39 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 5.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 405.8

Radius: 9.7

Gravity: 4.31 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 5.11 AU - 5.21 AU

Year: 4416 Days

Day: 8.1 Hours

Environment

Temp: -148 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 91,742,467 km

• M1: 121,025 km (0.063 R)
• M2: 760,256 km (0.105 R)
• M3: 2,308,146 km (0.09 R)
• M4: 3,147,240 km (0.1 R)
• M5: 3,879,970 km (0.082 R)
• M6: 4,264,886 km (0.093 R)
• M7: 4,938,824 km (0.048 R)
• M8: 6,151,614 km (0.102 R)
• M9: 6,858,165 km (0.038 R)
• M10: 11,311,693 km (0.078 R)
• M11: 12,235,311 km (0.106 R)
• M12: 15,047,152 km (0.067 R)
• M13: 15,892,829 km (0.082 R)
• M14: 18,560,458 km (0.034 R)
• M15: 19,409,576 km (0.098 R)
• M16: 19,843,709 km (0.109 R)
• M17: 20,284,274 km (0.09 R)
• M18: 22,928,417 km (0.113 R)

Planet 3 - Gas Giant

Semi-Major Axis: 6.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 975.8

Radius: 11.1

Gravity: 7.92 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 5.21 AU - 8.61 AU

Year: 6843 Days

Day: 10.8 Hours

Environment

Temp: -160 °C

Axial Tilt: 5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 91,742,467 km

• M1: 138,079 km (0.103 R)
• M2: 1,611,019 km (0.071 R)
• M3: 2,218,387 km (0.06 R)
• M4: 2,769,805 km (0.073 R)
• M5: 3,816,541 km (0.044 R)
• M6: 4,583,529 km (0.119 R)
• M7: 5,109,515 km (0.097 R)
• M8: 5,906,423 km (0.105 R)
• M9: 13,672,946 km (0.09 R)
• M10: 14,952,457 km (0.084 R)
• M11: 17,329,118 km (0.085 R)
• M12: 19,795,389 km (0.095 R)
• M13: 21,510,528 km (0.055 R)
• M14: 26,320,249 km (0.052 R)
• M15: 26,967,859 km (0.077 R)
• M16: 27,342,601 km (0.092 R)
• M17: 28,102,708 km (0.064 R)
• M18: 31,594,472 km (0.06 R)

Planet 4 - Gas Giant

Semi-Major Axis: 11.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 402.6

Radius: 8.6

Gravity: 5.44 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 9.56 AU - 12.52 AU

Year: 13819 Days

Day: 11 Hours

Environment

Temp: -182 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 91,742,467 km

• M1: 106,962 km (0.062 R)
• M2: 437,275 km (0.104 R)
• M3: 874,400 km (0.102 R)
• M4: 1,282,054 km (0.097 R)
• M5: 1,925,923 km (0.105 R)
• M6: 2,445,476 km (0.042 R)
• M7: 3,217,102 km (0.105 R)
• M8: 3,583,168 km (0.112 R)
• M9: 6,099,255 km (0.063 R)
• M10: 7,382,206 km (0.096 R)
• M11: 9,605,978 km (0.073 R)
• M12: 11,389,484 km (0.092 R)
• M13: 12,359,178 km (0.089 R)
• M14: 15,805,314 km (0.114 R)
• M15: 18,814,924 km (0.071 R)
• M16: 20,005,274 km (0.089 R)
• M17: 39,831,480 km (0.078 R)
• M18: 42,724,105 km (0.114 R)

Planet 5 - Ice Giant

Semi-Major Axis: 12.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 36

Radius: 4.2

Gravity: 2.04 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 11.62 AU - 13.66 AU

Year: 16930 Days

Day: 15.6 Hours

Environment

Temp: -198 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 91,742,467 km

• M1: 53,257 km (0.103 R)
• M2: 494,421 km (0.098 R)
• M3: 660,175 km (0.037 R)
• M4: 1,106,426 km (0.063 R)
• M5: 1,845,140 km (0.082 R)
• M6: 2,711,611 km (0.08 R)
• M7: 4,379,777 km (0.044 R)
• M8: 5,632,659 km (0.12 R)
• M9: 8,633,293 km (0.099 R)
• M10: 12,176,818 km (0.106 R)
• M11: 14,395,653 km (0.114 R)
• M12: 16,581,877 km (0.102 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 591.5

Radius: 6

Gravity: 16.43 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 13.15 AU - 14.05 AU

Year: 18894 Days

Day: 23.7 Hours

Environment

Temp: -186 °C

Axial Tilt: 27.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 91,742,467 km

• M1: 74,649 km (0.065 R)
• M2: 261,796 km (0.109 R)
• M3: 933,640 km (0.069 R)
• M4: 1,203,066 km (0.096 R)
• M5: 2,936,157 km (0.106 R)
• M6: 4,240,202 km (0.101 R)
• M7: 4,468,040 km (0.094 R)
• M8: 5,424,120 km (0.097 R)
• M9: 7,309,651 km (0.111 R)
• M10: 8,996,068 km (0.098 R)
• M11: 11,923,399 km (0.11 R)
• M12: 12,312,653 km (0.068 R)
• M13: 17,665,863 km (0.064 R)
• M14: 18,600,550 km (0.093 R)
• M15: 19,123,993 km (0.073 R)
• M16: 21,601,783 km (0.109 R)
• M17: 24,182,496 km (0.093 R)
• M18: 24,389,090 km (0.06 R)
• M19: 25,333,502 km (0.047 R)
• M20: 26,411,354 km (0.106 R)
• M21: 28,542,675 km (0.12 R)
• M22: 31,764,864 km (0.063 R)
• M23: 39,062,398 km (0.066 R)
• M24: 45,647,397 km (0.054 R)
• M25: 48,541,816 km (0.118 R)
• M26: 51,045,337 km (0.108 R)
• M27: 52,761,374 km (0.082 R)
• M28: 59,633,302 km (0.044 R)
• M29: 60,010,587 km (0.088 R)
• M30: 60,389,668 km (0.105 R)
• M31: 62,308,261 km (0.104 R)
• M32: 65,261,921 km (0.083 R)
• M33: 67,691,092 km (0.117 R)
• M34: 69,135,459 km (0.078 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 687.6

Radius: 4.5

Gravity: 33.96 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 14.88 AU - 19.14 AU

Year: 26429 Days

Day: 17.8 Hours

Environment

Temp: -205 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 91,742,467 km

• M1: 56,099 km (0.073 R)
• M2: 276,606 km (0.091 R)
• M3: 475,422 km (0.081 R)
• M4: 704,905 km (0.086 R)
• M5: 1,387,819 km (0.027 R)
• M6: 1,704,967 km (0.087 R)
• M7: 2,949,023 km (0.05 R)
• M8: 3,145,594 km (0.107 R)
• M9: 3,788,267 km (0.069 R)
• M10: 4,775,912 km (0.042 R)
• M11: 5,126,869 km (0.099 R)
• M12: 8,579,139 km (0.083 R)
• M13: 10,195,693 km (0.113 R)
• M14: 11,724,284 km (0.063 R)
• M15: 20,969,582 km (0.072 R)
• M16: 22,440,429 km (0.095 R)
• M17: 22,764,308 km (0.093 R)
• M18: 23,200,984 km (0.116 R)
• M19: 23,421,342 km (0.109 R)
• M20: 24,091,091 km (0.101 R)
• M21: 24,658,815 km (0.111 R)
• M22: 31,504,414 km (0.11 R)
• M23: 36,909,086 km (0.114 R)
• M24: 38,736,274 km (0.086 R)
• M25: 39,046,540 km (0.107 R)
• M26: 40,622,703 km (0.1 R)
• M27: 43,901,590 km (0.087 R)
• M28: 44,748,014 km (0.119 R)
• M29: 45,260,985 km (0.093 R)
• M30: 46,298,746 km (0.096 R)
• M31: 46,823,685 km (0.071 R)
• M32: 49,143,798 km (0.111 R)
• M33: 56,961,184 km (0.077 R)
• M34: 58,577,440 km (0.103 R)
• M35: 60,640,245 km (0.115 R)
• M36: 61,058,521 km (0.111 R)
• M37: 61,478,741 km (0.03 R)
• M38: 61,689,524 km (0.111 R)
• M39: 65,128,779 km (0.059 R)
• M40: 66,450,776 km (0.071 R)
• M41: 68,015,570 km (0.059 R)
• M42: 68,241,163 km (0.051 R)
• M43: 78,914,223 km (0.095 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: 268 - 19,992 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit