🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.25

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 1.06 AU - 1.14 AU

Year: 430 Days

Day: 44.6 Hours

Environment

Temp: 18 °C

Axial Tilt: 110.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.52

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 1.02 AU - 1.68 AU

Year: 585 Days

Day: 13.8 Hours

Environment

Temp: -24 °C

Axial Tilt: 25.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.94 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 6.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 626.3

Radius: 12.1

Gravity: 4.28 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 6.32 AU - 6.72 AU

Year: 6206 Days

Day: 12.2 Hours

Environment

Temp: -158 °C

Axial Tilt: 4.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 57,406,429 km

• M1: 150,495 km (0.084 R)
• M2: 930,499 km (0.088 R)
• M3: 1,696,739 km (0.119 R)
• M4: 2,962,786 km (0.118 R)
• M5: 4,568,270 km (0.086 R)
• M6: 5,398,090 km (0.069 R)
• M7: 5,880,244 km (0.093 R)
• M8: 6,556,875 km (0.072 R)
• M9: 7,356,924 km (0.115 R)
• M10: 8,027,422 km (0.101 R)
• M11: 8,657,229 km (0.086 R)
• M12: 10,376,856 km (0.118 R)
• M13: 11,220,738 km (0.031 R)
• M14: 11,858,324 km (0.094 R)
• M15: 12,519,995 km (0.073 R)
• M16: 18,393,058 km (0.088 R)
• M17: 19,769,209 km (0.113 R)
• M18: 23,037,025 km (0.111 R)
• M19: 25,712,583 km (0.05 R)
• M20: 26,908,019 km (0.074 R)
• M21: 29,871,852 km (0.081 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 863.5

Radius: 13.5

Gravity: 4.74 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 6.78 AU - 7.68 AU

Year: 7247 Days

Day: 8 Hours

Environment

Temp: -165 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 57,406,429 km

• M1: 168,597 km (0.099 R)
• M2: 2,224,670 km (0.108 R)
• M3: 2,791,047 km (0.114 R)
• M4: 3,250,612 km (0.051 R)
• M5: 4,405,657 km (0.076 R)
• M6: 4,944,210 km (0.078 R)
• M7: 5,590,472 km (0.119 R)
• M8: 8,713,478 km (0.099 R)
• M9: 10,821,760 km (0.104 R)
• M10: 12,404,207 km (0.073 R)
• M11: 16,354,338 km (0.069 R)
• M12: 17,234,572 km (0.116 R)
• M13: 18,146,222 km (0.081 R)
• M14: 20,142,007 km (0.112 R)
• M15: 25,183,455 km (0.063 R)
• M16: 28,234,055 km (0.053 R)
• M17: 30,906,770 km (0.081 R)
• M18: 33,636,034 km (0.067 R)
• M19: 34,727,351 km (0.044 R)
• M20: 35,170,459 km (0.114 R)
• M21: 36,408,382 km (0.111 R)
• M22: 41,776,552 km (0.103 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 790.4

Radius: 12.6

Gravity: 4.98 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 7.17 AU - 9.39 AU

Year: 8882 Days

Day: 13.8 Hours

Environment

Temp: -160 °C

Axial Tilt: 44.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 57,406,429 km

• M1: 156,779 km (0.098 R)
• M2: 1,457,382 km (0.088 R)
• M3: 1,912,908 km (0.098 R)
• M4: 2,352,875 km (0.052 R)
• M5: 3,053,592 km (0.105 R)
• M6: 3,611,293 km (0.117 R)
• M7: 4,046,922 km (0.092 R)
• M8: 4,751,827 km (0.086 R)
• M9: 5,308,780 km (0.05 R)
• M10: 8,243,740 km (0.091 R)
• M11: 8,821,188 km (0.07 R)
• M12: 11,513,950 km (0.072 R)
• M13: 12,350,052 km (0.093 R)
• M14: 14,972,353 km (0.069 R)
• M15: 15,431,918 km (0.115 R)
• M16: 16,867,310 km (0.103 R)
• M17: 18,917,249 km (0.034 R)
• M18: 20,240,143 km (0.104 R)
• M19: 20,883,713 km (0.112 R)
• M20: 23,331,284 km (0.106 R)
• M21: 24,398,066 km (0.075 R)
• M22: 25,683,262 km (0.105 R)
• M23: 27,401,543 km (0.075 R)
• M24: 29,195,072 km (0.059 R)
• M25: 31,385,184 km (0.062 R)
• M26: 34,586,579 km (0.109 R)
• M27: 35,972,902 km (0.101 R)
• M28: 43,730,898 km (0.113 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 375.8

Radius: 14.4

Gravity: 1.81 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 8.91 AU - 9.85 AU

Year: 10709 Days

Day: 5.2 Hours

Environment

Temp: -179 °C

Axial Tilt: 16.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 57,406,429 km

• M1: 179,069 km (0.064 R)
• M2: 751,430 km (0.102 R)
• M3: 1,675,646 km (0.105 R)
• M4: 2,151,367 km (0.103 R)
• M5: 3,059,875 km (0.109 R)
• M6: 3,905,552 km (0.093 R)
• M7: 5,229,792 km (0.072 R)
• M8: 5,995,733 km (0.049 R)
• M9: 8,282,486 km (0.119 R)
• M10: 11,050,795 km (0.072 R)
• M11: 12,423,654 km (0.058 R)
• M12: 14,145,825 km (0.105 R)
• M13: 14,815,575 km (0.116 R)
• M14: 17,500,557 km (0.115 R)
• M15: 18,921,587 km (0.108 R)
• M16: 27,201,082 km (0.103 R)
• M17: 32,650,184 km (0.1 R)
• M18: 35,240,920 km (0.096 R)
• M19: 37,849,608 km (0.045 R)
• M20: 40,341,759 km (0.074 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 389.9

Radius: 5.9

Gravity: 11.2 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 12.5 AU - 13.4 AU

Year: 17372 Days

Day: 20.8 Hours

Environment

Temp: -183 °C

Axial Tilt: 46.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 57,406,429 km

• M1: 74,799 km (0.051 R)
• M2: 370,255 km (0.081 R)
• M3: 885,919 km (0.113 R)
• M4: 1,428,660 km (0.113 R)
• M5: 2,005,359 km (0.088 R)
• M6: 2,386,984 km (0.088 R)
• M7: 3,825,816 km (0.094 R)
• M8: 10,691,012 km (0.057 R)
• M9: 11,669,681 km (0.046 R)
• M10: 16,406,997 km (0.102 R)
• M11: 16,631,394 km (0.096 R)
• M12: 20,334,539 km (0.094 R)
• M13: 33,571,707 km (0.097 R)
• M14: 50,166,599 km (0.073 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 509 - 15,423 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit