🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.23

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 0.49 AU - 0.55 AU

Year: 242 Days

Day: 18 Hours

Environment

Temp: -125 °C

Axial Tilt: 17.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.01 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 495.1

Radius: 12.5

Gravity: 3.17 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 1.19 AU - 1.81 AU

Year: 1186 Days

Day: 9.1 Hours

Environment

Temp: -180 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 84,241,857 km

• M1: 155,432 km (0.051 R)
• M2: 553,961 km (0.094 R)
• M3: 1,026,840 km (0.099 R)
• M4: 1,661,135 km (0.089 R)
• M5: 2,090,032 km (0.101 R)
• M6: 2,799,575 km (0.07 R)
• M7: 3,414,721 km (0.05 R)
• M8: 4,053,654 km (0.079 R)
• M9: 4,771,125 km (0.077 R)
• M10: 6,639,303 km (0.074 R)
• M11: 8,173,130 km (0.073 R)
• M12: 9,290,925 km (0.037 R)
• M13: 9,753,931 km (0.094 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 785.5

Radius: 10.7

Gravity: 6.86 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 3.78 AU - 4.42 AU

Year: 5360 Days

Day: 7.2 Hours

Environment

Temp: -210 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 84,241,857 km

• M1: 133,441 km (0.062 R)
• M2: 518,805 km (0.079 R)
• M3: 896,390 km (0.106 R)
• M4: 1,275,471 km (0.082 R)
• M5: 1,971,102 km (0.105 R)
• M6: 2,524,015 km (0.053 R)
• M7: 3,556,390 km (0.091 R)
• M8: 4,108,107 km (0.073 R)
• M9: 4,904,417 km (0.025 R)
• M10: 5,739,622 km (0.1 R)
• M11: 6,566,599 km (0.077 R)
• M12: 7,008,959 km (0.039 R)
• M13: 8,067,813 km (0.08 R)
• M14: 8,536,055 km (0.099 R)
• M15: 8,939,969 km (0.051 R)
• M16: 9,356,599 km (0.078 R)
• M17: 11,107,044 km (0.1 R)
• M18: 11,589,048 km (0.101 R)
• M19: 14,550,487 km (0.115 R)
• M20: 15,600,814 km (0.082 R)
• M21: 16,826,170 km (0.057 R)
• M22: 17,206,149 km (0.048 R)
• M23: 19,537,332 km (0.116 R)
• M24: 23,221,928 km (0.102 R)
• M25: 24,250,862 km (0.03 R)
• M26: 25,558,647 km (0.117 R)
• M27: 28,314,389 km (0.104 R)
• M28: 32,908,988 km (0.078 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 55.9

Radius: 10

Gravity: 0.56 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 3.41 AU - 5.43 AU

Year: 6000 Days

Day: 6 Hours

Environment

Temp: -214 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 84,241,857 km

• M1: 125,064 km (0.116 R)
• M2: 1,149,959 km (0.067 R)
• M3: 1,860,399 km (0.099 R)
• M4: 2,307,697 km (0.086 R)
• M5: 2,672,416 km (0.055 R)
• M6: 3,670,683 km (0.11 R)
• M7: 5,440,276 km (0.115 R)
• M8: 5,947,712 km (0.112 R)
• M9: 7,549,157 km (0.083 R)
• M10: 9,748,545 km (0.065 R)
• M11: 10,815,776 km (0.11 R)
• M12: 11,470,118 km (0.102 R)
• M13: 14,139,991 km (0.111 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 693.6

Radius: 7

Gravity: 14.16 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 6.9 AU - 10.61 AU

Year: 16712 Days

Day: 24.8 Hours

Environment

Temp: -226 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 84,241,857 km

• M1: 92,003 km (0.106 R)
• M2: 334,351 km (0.112 R)
• M3: 558,748 km (0.109 R)
• M4: 817,702 km (0.105 R)
• M5: 1,170,454 km (0.093 R)
• M6: 2,389,527 km (0.114 R)
• M7: 4,071,904 km (0.1 R)
• M8: 5,138,537 km (0.08 R)
• M9: 7,342,263 km (0.084 R)
• M10: 7,620,665 km (0.115 R)
• M11: 11,785,619 km (0.077 R)
• M12: 13,570,621 km (0.096 R)
• M13: 15,302,217 km (0.084 R)
• M14: 15,910,781 km (0.072 R)
• M15: 21,466,995 km (0.099 R)
• M16: 25,991,583 km (0.086 R)
• M17: 31,113,365 km (0.1 R)
• M18: 33,464,146 km (0.1 R)
• M19: 34,359,190 km (0.087 R)
• M20: 34,877,846 km (0.077 R)
• M21: 44,358,761 km (0.112 R)
• M22: 50,264,885 km (0.03 R)
• M23: 52,116,906 km (0.093 R)
• M24: 62,446,938 km (0.108 R)
• M25: 63,607,668 km (0.045 R)
• M26: 64,782,760 km (0.111 R)
• M27: 66,773,159 km (0.04 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 702.3

Radius: 5.9

Gravity: 20.18 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 8.32 AU - 13.04 AU

Year: 22536 Days

Day: 16.8 Hours

Environment

Temp: -229 °C

Axial Tilt: 59 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 84,241,857 km

• M1: 73,453 km (0.075 R)
• M2: 651,798 km (0.115 R)
• M3: 1,600,697 km (0.088 R)
• M4: 1,876,107 km (0.119 R)
• M5: 2,405,384 km (0.09 R)
• M6: 4,700,365 km (0.116 R)
• M7: 6,267,104 km (0.09 R)
• M8: 6,490,453 km (0.079 R)
• M9: 7,840,724 km (0.102 R)
• M10: 12,501,146 km (0.082 R)
• M11: 15,689,525 km (0.073 R)
• M12: 25,375,240 km (0.114 R)
• M13: 28,422,548 km (0.108 R)
• M14: 43,860,151 km (0.08 R)
• M15: 53,795,993 km (0.11 R)
• M16: 60,988,958 km (0.07 R)
• M17: 61,394,966 km (0.117 R)
• M18: 70,568,457 km (0.095 R)
• M19: 76,065,132 km (0.102 R)
• M20: 79,641,568 km (0.08 R)
• M21: 81,102,990 km (0.064 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 732.2

Radius: 4.8

Gravity: 31.78 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 9.55 AU - 11.81 AU

Year: 22536 Days

Day: 17.6 Hours

Environment

Temp: -229 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 84,241,857 km

• M1: 61,186 km (0.103 R)
• M2: 300,692 km (0.118 R)
• M3: 1,152,203 km (0.103 R)
• M4: 1,539,212 km (0.109 R)
• M5: 1,735,186 km (0.07 R)
• M6: 1,887,925 km (0.09 R)
• M7: 2,567,548 km (0.068 R)
• M8: 4,119,626 km (0.107 R)
• M9: 4,358,384 km (0.116 R)
• M10: 5,014,969 km (0.12 R)
• M11: 6,163,881 km (0.072 R)
• M12: 6,613,722 km (0.102 R)
• M13: 7,230,663 km (0.117 R)
• M14: 9,545,242 km (0.102 R)
• M15: 11,292,395 km (0.065 R)
• M16: 13,389,159 km (0.09 R)
• M17: 17,436,978 km (0.096 R)
• M18: 18,886,881 km (0.074 R)
• M19: 19,073,579 km (0.09 R)
• M20: 25,152,488 km (0.12 R)
• M21: 25,949,695 km (0.113 R)
• M22: 28,441,996 km (0.074 R)
• M23: 28,687,336 km (0.065 R)
• M24: 34,449,697 km (0.079 R)
• M25: 37,600,228 km (0.104 R)
• M26: 41,093,787 km (0.089 R)
• M27: 46,986,298 km (0.046 R)
• M28: 47,673,849 km (0.097 R)
• M29: 49,599,324 km (0.089 R)
• M30: 51,940,680 km (0.056 R)
• M31: 53,231,560 km (0.08 R)
• M32: 53,417,660 km (0.118 R)
• M33: 54,354,890 km (0.048 R)
• M34: 57,623,305 km (0.081 R)
• M35: 60,816,920 km (0.103 R)
• M36: 65,397,756 km (0.06 R)
• M37: 72,463,563 km (0.118 R)
• M38: 83,235,657 km (0.054 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 392 - 14,520 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit