🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.9

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 0.56 AU - 0.78 AU

Year: 208 Days

Day: 20.5 Hours

Environment

Temp: 156 °C

Axial Tilt: 18.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 89,296,471 km

• M1: 53,406 km (0.084 R)
• M2: 510,428 km (0.078 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.84

Radius: 0.93

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 0.7 AU - 0.78 AU

Year: 241 Days

Day: 40.2 Hours

Environment

Temp: 142 °C

Axial Tilt: 36.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.34

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 2.63 AU - 2.97 AU

Year: 1775 Days

Day: 39 Hours

Environment

Temp: -106 °C

Axial Tilt: 15.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.05

Radius: 1.33

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 2.22 AU - 3.6 AU

Year: 1880 Days

Day: 17.2 Hours

Environment

Temp: -109 °C

Axial Tilt: 20.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.29

Radius: 1.39

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 3.17 AU - 3.47 AU

Year: 2291 Days

Day: 15.1 Hours

Environment

Temp: -120 °C

Axial Tilt: 6.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.98 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 110.9

Radius: 10

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 3.56 AU - 5.7 AU

Year: 3773 Days

Day: 13.7 Hours

Environment

Temp: -136 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 89,296,471 km

• M1: 124,914 km (0.098 R)
• M2: 496,665 km (0.117 R)
• M3: 872,006 km (0.109 R)
• M4: 1,753,885 km (0.115 R)
• M5: 2,240,976 km (0.12 R)
• M6: 2,872,279 km (0.089 R)
• M7: 3,345,906 km (0.119 R)
• M8: 3,819,383 km (0.11 R)
• M9: 4,681,665 km (0.101 R)
• M10: 6,465,171 km (0.093 R)
• M11: 7,254,749 km (0.096 R)
• M12: 8,454,823 km (0.09 R)
• M13: 10,176,694 km (0.098 R)
• M14: 10,926,928 km (0.119 R)
• M15: 13,200,217 km (0.081 R)
• M16: 13,600,990 km (0.083 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 481.4

Radius: 11.9

Gravity: 3.4 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 4.47 AU - 6.47 AU

Year: 4845 Days

Day: 11.2 Hours

Environment

Temp: -161 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 89,296,471 km

• M1: 150,047 km (0.081 R)
• M2: 571,314 km (0.082 R)
• M3: 949,647 km (0.073 R)
• M4: 1,559,857 km (0.094 R)
• M5: 1,989,502 km (0.058 R)
• M6: 2,692,612 km (0.031 R)
• M7: 3,204,835 km (0.118 R)
• M8: 3,677,265 km (0.117 R)
• M9: 4,310,363 km (0.109 R)
• M10: 6,499,728 km (0.088 R)
• M11: 7,261,181 km (0.091 R)
• M12: 8,045,822 km (0.094 R)
• M13: 8,661,418 km (0.116 R)
• M14: 9,114,699 km (0.082 R)
• M15: 10,485,764 km (0.085 R)
• M16: 10,870,679 km (0.036 R)
• M17: 11,533,397 km (0.102 R)
• M18: 11,943,744 km (0.071 R)
• M19: 12,553,805 km (0.095 R)
• M20: 13,283,393 km (0.069 R)
• M21: 13,938,333 km (0.114 R)
• M22: 15,258,384 km (0.064 R)
• M23: 16,660,116 km (0.097 R)
• M24: 19,142,095 km (0.059 R)
• M25: 20,043,422 km (0.118 R)
• M26: 21,175,579 km (0.059 R)
• M27: 23,060,661 km (0.026 R)
• M28: 24,081,068 km (0.107 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 75.9

Radius: 8.4

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 6.08 AU - 7.16 AU

Year: 6451 Days

Day: 13.2 Hours

Environment

Temp: -156 °C

Axial Tilt: 45.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 89,296,471 km

• M1: 133,292 km (0.071 R)
• M2: 444,455 km (0.066 R)
• M3: 799,900 km (0.119 R)
• M4: 1,110,166 km (0.049 R)
• M5: 1,520,363 km (0.094 R)
• M6: 2,227,213 km (0.061 R)
• M7: 2,492,749 km (0.056 R)
• M8: 4,295,404 km (0.061 R)
• M9: 4,646,211 km (0.066 R)
• M10: 5,476,329 km (0.07 R)
• M11: 5,790,335 km (0.106 R)
• M12: 7,427,833 km (0.062 R)
• M13: 8,559,691 km (0.113 R)
• M14: 9,558,556 km (0.069 R)
• M15: 11,315,733 km (0.086 R)
• M16: 11,866,253 km (0.081 R)
• M17: 14,024,352 km (0.094 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 924

Radius: 6.3

Gravity: 23.28 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 12.87 AU - 17.03 AU

Year: 21893 Days

Day: 21.3 Hours

Environment

Temp: -198 °C

Axial Tilt: 2.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 89,296,471 km

• M1: 78,389 km (0.081 R)
• M2: 293,062 km (0.071 R)
• M3: 625,170 km (0.089 R)
• M4: 1,028,336 km (0.049 R)
• M5: 2,015,981 km (0.089 R)
• M6: 4,488,535 km (0.062 R)
• M7: 5,411,553 km (0.119 R)
• M8: 6,735,644 km (0.089 R)
• M9: 8,819,243 km (0.085 R)
• M10: 12,335,840 km (0.109 R)
• M11: 13,740,415 km (0.076 R)
• M12: 16,169,884 km (0.104 R)
• M13: 17,128,208 km (0.089 R)
• M14: 17,395,988 km (0.084 R)
• M15: 21,547,928 km (0.113 R)
• M16: 26,079,546 km (0.071 R)
• M17: 27,639,254 km (0.12 R)
• M18: 30,549,232 km (0.091 R)
• M19: 30,811,477 km (0.109 R)
• M20: 32,281,126 km (0.069 R)
• M21: 43,567,089 km (0.076 R)
• M22: 49,270,358 km (0.051 R)
• M23: 52,393,662 km (0.049 R)
• M24: 56,826,098 km (0.061 R)
• M25: 57,821,671 km (0.11 R)
• M26: 59,642,876 km (0.099 R)
• M27: 64,470,100 km (0.111 R)
• M28: 65,989,416 km (0.111 R)
• M29: 68,201,071 km (0.12 R)
• M30: 74,893,332 km (0.043 R)
• M31: 76,089,666 km (0.046 R)
• M32: 79,507,229 km (0.092 R)
• M33: 85,082,143 km (0.102 R)
• M34: 85,341,546 km (0.056 R)
• M35: 87,700,106 km (0.11 R)
• M36: 88,495,967 km (0.076 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 217 - 13,916 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit