🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.86

Radius: 1.52

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 0.7 AU - 0.8 AU

Year: 233 Days

Day: 16.3 Hours

Environment

Temp: 173 °C

Axial Tilt: 11.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.48

Radius: 0.75

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 1.16 AU - 1.16 AU

Year: 447 Days

Day: 35.3 Hours

Environment

Temp: 7 °C

Axial Tilt: 21.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 82,864,812 km

• M1: 25,731 km (0.091 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.58

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 1.62 AU - 2.7 AU

Year: 1137 Days

Day: 22.3 Hours

Environment

Temp: -63 °C

Axial Tilt: 32.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.47

Radius: 1.44

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 1.82 AU - 2.62 AU

Year: 1185 Days

Day: 34.3 Hours

Environment

Temp: -76 °C

Axial Tilt: 47.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.83 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 594.1

Radius: 13.2

Gravity: 3.41 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 6.41 AU - 8.47 AU

Year: 7268 Days

Day: 7.8 Hours

Environment

Temp: -152 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 82,864,812 km

• M1: 164,109 km (0.096 R)
• M2: 617,690 km (0.047 R)
• M3: 1,070,672 km (0.097 R)
• M4: 2,135,360 km (0.114 R)
• M5: 3,362,511 km (0.118 R)
• M6: 4,232,722 km (0.111 R)
• M7: 5,366,824 km (0.097 R)
• M8: 6,834,678 km (0.116 R)
• M9: 7,719,699 km (0.076 R)
• M10: 8,596,791 km (0.116 R)
• M11: 12,674,680 km (0.115 R)
• M12: 14,241,568 km (0.105 R)
• M13: 14,891,122 km (0.104 R)
• M14: 15,808,755 km (0.066 R)
• M15: 16,249,770 km (0.055 R)
• M16: 17,354,999 km (0.107 R)
• M17: 19,642,799 km (0.083 R)
• M18: 20,374,033 km (0.101 R)
• M19: 21,658,780 km (0.117 R)
• M20: 22,124,927 km (0.109 R)
• M21: 24,640,864 km (0.063 R)
• M22: 26,982,968 km (0.078 R)
• M23: 27,613,523 km (0.099 R)
• M24: 28,254,101 km (0.1 R)
• M25: 33,120,819 km (0.102 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 49.8

Radius: 8.1

Gravity: 0.76 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 6.88 AU - 8.06 AU

Year: 7312 Days

Day: 13.5 Hours

Environment

Temp: -154 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 82,864,812 km

• M1: 101,727 km (0.118 R)
• M2: 654,640 km (0.086 R)
• M3: 1,229,246 km (0.083 R)
• M4: 1,571,226 km (0.053 R)
• M5: 4,097,336 km (0.037 R)
• M6: 4,532,217 km (0.111 R)
• M7: 5,707,009 km (0.116 R)
• M8: 13,632,256 km (0.088 R)
• M9: 13,979,622 km (0.119 R)

Asteroid Belt

Center: 8.93 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 10.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 686.7

Radius: 8.5

Gravity: 9.5 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 8.53 AU - 12.25 AU

Year: 11995 Days

Day: 11.8 Hours

Environment

Temp: -179 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 82,864,812 km

• M1: 105,766 km (0.068 R)
• M2: 544,686 km (0.03 R)
• M3: 834,457 km (0.12 R)
• M4: 1,146,069 km (0.067 R)
• M5: 2,030,492 km (0.054 R)
• M6: 2,383,692 km (0.052 R)
• M7: 2,691,116 km (0.106 R)
• M8: 3,001,980 km (0.111 R)
• M9: 3,913,331 km (0.106 R)
• M10: 4,196,669 km (0.061 R)
• M11: 4,804,934 km (0.104 R)
• M12: 5,717,481 km (0.098 R)
• M13: 7,233,655 km (0.044 R)
• M14: 8,107,307 km (0.11 R)
• M15: 8,711,832 km (0.09 R)
• M16: 9,049,624 km (0.085 R)
• M17: 11,722,639 km (0.026 R)
• M18: 12,740,054 km (0.063 R)
• M19: 13,815,214 km (0.119 R)
• M20: 15,504,473 km (0.076 R)
• M21: 15,858,122 km (0.103 R)
• M22: 17,939,477 km (0.057 R)
• M23: 18,725,016 km (0.062 R)
• M24: 19,697,552 km (0.078 R)
• M25: 22,545,745 km (0.08 R)
• M26: 25,755,966 km (0.108 R)
• M27: 26,152,700 km (0.098 R)
• M28: 26,654,152 km (0.062 R)
• M29: 27,469,909 km (0.037 R)
• M30: 28,092,685 km (0.103 R)
• M31: 30,567,034 km (0.116 R)
• M32: 31,914,013 km (0.074 R)
• M33: 32,486,823 km (0.104 R)
• M34: 42,470,088 km (0.12 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 884.3

Radius: 6.7

Gravity: 19.7 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 12.98 AU - 14.46 AU

Year: 18201 Days

Day: 18.5 Hours

Environment

Temp: -194 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 82,864,812 km

• M1: 83,326 km (0.076 R)
• M2: 350,957 km (0.114 R)
• M3: 695,780 km (0.119 R)
• M4: 1,327,083 km (0.077 R)
• M5: 2,582,658 km (0.078 R)
• M6: 2,876,468 km (0.075 R)
• M7: 3,247,171 km (0.114 R)
• M8: 3,560,429 km (0.116 R)
• M9: 4,449,789 km (0.108 R)
• M10: 5,518,665 km (0.086 R)
• M11: 5,924,225 km (0.1 R)
• M12: 7,260,583 km (0.037 R)
• M13: 7,797,340 km (0.118 R)
• M14: 8,101,173 km (0.107 R)
• M15: 8,678,621 km (0.09 R)
• M16: 10,272,287 km (0.094 R)
• M17: 11,201,889 km (0.066 R)
• M18: 12,186,243 km (0.077 R)
• M19: 12,458,211 km (0.092 R)
• M20: 12,734,220 km (0.11 R)
• M21: 13,952,993 km (0.07 R)
• M22: 14,175,894 km (0.064 R)
• M23: 15,723,185 km (0.08 R)
• M24: 18,161,929 km (0.072 R)
• M25: 23,354,621 km (0.081 R)
• M26: 25,174,030 km (0.072 R)
• M27: 31,196,392 km (0.11 R)
• M28: 34,201,215 km (0.108 R)
• M29: 34,606,775 km (0.116 R)
• M30: 37,393,334 km (0.034 R)
• M31: 38,402,970 km (0.112 R)
• M32: 42,312,411 km (0.062 R)
• M33: 43,566,640 km (0.108 R)
• M34: 49,346,204 km (0.105 R)
• M35: 57,691,820 km (0.07 R)
• M36: 76,414,144 km (0.034 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 530.1

Radius: 4.5

Gravity: 26.18 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 14.71 AU - 19.95 AU

Year: 25839 Days

Day: 18.7 Hours

Environment

Temp: -195 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 82,864,812 km

• M1: 69,713 km (0.056 R)
• M2: 632,949 km (0.062 R)
• M3: 4,353,298 km (0.049 R)
• M4: 4,708,294 km (0.092 R)
• M5: 5,556,963 km (0.051 R)
• M6: 7,206,578 km (0.098 R)
• M7: 8,168,941 km (0.111 R)
• M8: 9,561,698 km (0.088 R)
• M9: 10,283,358 km (0.11 R)
• M10: 10,847,940 km (0.079 R)
• M11: 11,235,698 km (0.054 R)
• M12: 11,699,601 km (0.108 R)
• M13: 12,736,464 km (0.116 R)
• M14: 17,411,397 km (0.112 R)
• M15: 28,581,272 km (0.063 R)
• M16: 28,826,163 km (0.067 R)
• M17: 40,883,901 km (0.064 R)
• M18: 48,613,174 km (0.118 R)
• M19: 50,552,860 km (0.095 R)
• M20: 73,778,827 km (0.109 R)

Kuiper Belt

Range: 30.6 - 54.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 496 - 17,731 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit