🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.2

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 0.65 AU - 0.73 AU

Year: 211 Days

Day: 41.5 Hours

Environment

Temp: 115 °C

Axial Tilt: 166.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.72

Radius: 1.24

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 0.98 AU - 1.1 AU

Year: 391 Days

Day: 27 Hours

Environment

Temp: 8 °C

Axial Tilt: 31.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 58,748,363 km

• M1: 72,705 km (0.071 R)
• M2: 472,280 km (0.027 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.85

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 0.89 AU - 1.19 AU

Year: 391 Days

Day: 31.4 Hours

Environment

Temp: 35 °C

Axial Tilt: 10.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.4

Radius: 1.14

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 1.4 AU - 1.92 AU

Year: 789 Days

Day: 36.2 Hours

Environment

Temp: -52 °C

Axial Tilt: 0.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 58,748,363 km

• M1: 28,872 km (0.109 R)
• M2: 731,234 km (0.096 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.06

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 4.39 AU - 4.57 AU

Year: 3499 Days

Day: 30.2 Hours

Environment

Temp: -133 °C

Axial Tilt: 26.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 58,748,363 km

• M1: 1,107,623 km (0.101 R)

Asteroid Belt

Center: 6.22 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 298.8

Radius: 8.5

Gravity: 4.14 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 6.77 AU - 9.13 AU

Year: 8270 Days

Day: 6.3 Hours

Environment

Temp: -171 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 58,748,363 km

• M1: 106,214 km (0.082 R)
• M2: 401,371 km (0.103 R)
• M3: 925,263 km (0.117 R)
• M4: 1,620,145 km (0.064 R)
• M5: 2,179,641 km (0.079 R)
• M6: 2,976,100 km (0.106 R)
• M7: 3,315,388 km (0.039 R)
• M8: 3,770,315 km (0.107 R)
• M9: 4,340,433 km (0.12 R)
• M10: 6,595,770 km (0.061 R)
• M11: 7,245,324 km (0.029 R)
• M12: 7,937,065 km (0.068 R)
• M13: 8,832,408 km (0.11 R)
• M14: 9,664,172 km (0.051 R)
• M15: 9,967,407 km (0.113 R)
• M16: 10,776,432 km (0.062 R)
• M17: 11,102,556 km (0.102 R)
• M18: 12,021,086 km (0.114 R)
• M19: 12,833,253 km (0.111 R)
• M20: 13,681,473 km (0.094 R)
• M21: 15,965,234 km (0.073 R)
• M22: 17,771,928 km (0.109 R)
• M23: 19,503,972 km (0.089 R)
• M24: 20,128,992 km (0.082 R)
• M25: 20,481,893 km (0.114 R)
• M26: 22,839,257 km (0.085 R)
• M27: 28,615,380 km (0.104 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 224.2

Radius: 8

Gravity: 3.5 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 14.6 AU - 14.8 AU

Year: 20795 Days

Day: 19.1 Hours

Environment

Temp: -191 °C

Axial Tilt: 45.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 58,748,363 km

• M1: 99,483 km (0.087 R)
• M2: 407,505 km (0.09 R)
• M3: 753,076 km (0.089 R)
• M4: 1,087,876 km (0.097 R)
• M5: 1,762,562 km (0.12 R)
• M6: 4,370,352 km (0.116 R)
• M7: 5,641,037 km (0.071 R)
• M8: 9,533,124 km (0.086 R)
• M9: 10,634,613 km (0.081 R)
• M10: 13,088,617 km (0.113 R)
• M11: 13,659,632 km (0.109 R)
• M12: 14,919,844 km (0.043 R)
• M13: 15,542,920 km (0.117 R)
• M14: 19,982,685 km (0.11 R)
• M15: 21,168,697 km (0.075 R)
• M16: 22,490,544 km (0.118 R)
• M17: 23,866,695 km (0.046 R)
• M18: 32,165,936 km (0.079 R)
• M19: 34,266,589 km (0.112 R)
• M20: 42,890,458 km (0.055 R)
• M21: 46,886,366 km (0.061 R)
• M22: 49,887,748 km (0.104 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 239.4

Radius: 3.3

Gravity: 21.98 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 12.76 AU - 18.64 AU

Year: 22952 Days

Day: 17.4 Hours

Environment

Temp: -194 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 58,748,363 km

• M1: 47,572 km (0.032 R)
• M2: 191,934 km (0.102 R)
• M3: 1,610,271 km (0.06 R)
• M4: 3,443,743 km (0.084 R)
• M5: 4,176,623 km (0.071 R)
• M6: 4,359,581 km (0.06 R)
• M7: 4,516,061 km (0.052 R)
• M8: 4,676,130 km (0.089 R)
• M9: 8,106,709 km (0.086 R)
• M10: 10,461,828 km (0.116 R)
• M11: 10,573,428 km (0.095 R)
• M12: 12,532,562 km (0.101 R)
• M13: 13,897,642 km (0.047 R)
• M14: 15,575,532 km (0.084 R)
• M15: 16,995,964 km (0.084 R)
• M16: 24,121,161 km (0.089 R)
• M17: 26,016,117 km (0.07 R)
• M18: 35,967,517 km (0.036 R)
• M19: 40,596,524 km (0.095 R)
• M20: 46,354,546 km (0.113 R)
• M21: 50,853,552 km (0.097 R)
• M22: 52,961,536 km (0.056 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 329 - 10,950 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit