🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.08

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 0.38 AU - 0.64 AU

Year: 137 Days

Day: 35.7 Hours

Environment

Temp: 195 °C

Axial Tilt: 12.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.19

Radius: 1.77

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 0.81 AU - 0.95 AU

Year: 311 Days

Day: 15.9 Hours

Environment

Temp: 46 °C

Axial Tilt: 55.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.85

Radius: 0.94

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 2.45 AU - 2.47 AU

Year: 1454 Days

Day: 22.1 Hours

Environment

Temp: -95 °C

Axial Tilt: 145.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.58

Radius: 1.67

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 3.81 AU - 3.97 AU

Year: 2890 Days

Day: 43 Hours

Environment

Temp: -132 °C

Axial Tilt: 25.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.09 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 510.8

Radius: 13.3

Gravity: 2.89 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 5.7 AU - 6.88 AU

Year: 5943 Days

Day: 8.4 Hours

Environment

Temp: -167 °C

Axial Tilt: 47.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 40,283,231 km

• M1: 165,455 km (0.097 R)
• M2: 766,839 km (0.041 R)
• M3: 1,555,818 km (0.096 R)
• M4: 2,750,806 km (0.101 R)
• M5: 3,760,741 km (0.062 R)
• M6: 4,195,323 km (0.109 R)
• M7: 5,618,896 km (0.075 R)
• M8: 8,596,492 km (0.109 R)
• M9: 11,056,779 km (0.08 R)
• M10: 12,102,468 km (0.075 R)
• M11: 13,369,562 km (0.082 R)
• M12: 14,835,322 km (0.098 R)
• M13: 16,166,443 km (0.073 R)
• M14: 17,765,495 km (0.092 R)
• M15: 18,407,719 km (0.085 R)
• M16: 19,265,812 km (0.078 R)
• M17: 24,587,756 km (0.106 R)
• M18: 26,449,053 km (0.025 R)
• M19: 27,033,682 km (0.091 R)
• M20: 29,192,528 km (0.094 R)
• M21: 29,817,100 km (0.052 R)
• M22: 30,633,156 km (0.115 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 369

Radius: 14.4

Gravity: 1.78 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 5.81 AU - 9.51 AU

Year: 7987 Days

Day: 8.2 Hours

Environment

Temp: -166 °C

Axial Tilt: 23.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 40,283,231 km

• M1: 179,069 km (0.075 R)
• M2: 640,728 km (0.093 R)
• M3: 1,173,894 km (0.095 R)
• M4: 1,870,572 km (0.091 R)
• M5: 3,387,345 km (0.099 R)
• M6: 4,608,811 km (0.065 R)
• M7: 5,350,218 km (0.081 R)
• M8: 6,043,604 km (0.101 R)
• M9: 6,660,995 km (0.096 R)
• M10: 7,946,788 km (0.078 R)
• M11: 9,955,290 km (0.099 R)
• M12: 10,912,566 km (0.09 R)
• M13: 11,486,573 km (0.063 R)
• M14: 13,010,377 km (0.034 R)
• M15: 14,722,824 km (0.111 R)
• M16: 16,518,896 km (0.116 R)
• M17: 17,021,695 km (0.107 R)
• M18: 20,256,000 km (0.112 R)
• M19: 21,051,263 km (0.062 R)
• M20: 22,169,208 km (0.094 R)
• M21: 24,767,573 km (0.102 R)
• M22: 25,510,177 km (0.034 R)
• M23: 26,866,880 km (0.039 R)
• M24: 29,724,050 km (0.085 R)
• M25: 32,876,675 km (0.075 R)
• M26: 33,573,053 km (0.072 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 833.7

Radius: 5.3

Gravity: 29.68 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 10.12 AU - 15.92 AU

Year: 17699 Days

Day: 19.6 Hours

Environment

Temp: -199 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 40,283,231 km

• M1: 67,020 km (0.06 R)
• M2: 360,980 km (0.049 R)
• M3: 531,970 km (0.1 R)
• M4: 918,082 km (0.092 R)
• M5: 1,126,173 km (0.088 R)
• M6: 1,335,909 km (0.112 R)
• M7: 1,656,048 km (0.102 R)
• M8: 3,733,963 km (0.062 R)
• M9: 4,676,729 km (0.106 R)
• M10: 5,490,840 km (0.096 R)
• M11: 6,837,969 km (0.052 R)
• M12: 7,933,025 km (0.099 R)
• M13: 8,867,713 km (0.1 R)
• M14: 9,701,123 km (0.026 R)
• M15: 10,166,372 km (0.114 R)
• M16: 10,464,521 km (0.083 R)
• M17: 11,204,133 km (0.09 R)
• M18: 22,769,394 km (0.116 R)
• M19: 24,536,444 km (0.027 R)
• M20: 26,956,190 km (0.097 R)
• M21: 29,651,046 km (0.045 R)
• M22: 34,890,861 km (0.114 R)
• M23: 35,161,184 km (0.107 R)
• M24: 41,618,876 km (0.11 R)
• M25: 46,011,368 km (0.077 R)
• M26: 51,398,388 km (0.032 R)
• M27: 54,605,766 km (0.094 R)
• M28: 68,558,460 km (0.119 R)
• M29: 73,099,204 km (0.105 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 121.5

Radius: 4.4

Gravity: 6.28 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 9.98 AU - 16.64 AU

Year: 18293 Days

Day: 18.7 Hours

Environment

Temp: -193 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 40,283,231 km

• M1: 54,753 km (0.078 R)
• M2: 348,413 km (0.1 R)
• M3: 512,971 km (0.103 R)
• M4: 811,868 km (0.096 R)
• M5: 1,594,414 km (0.114 R)
• M6: 1,779,467 km (0.111 R)
• M7: 1,931,608 km (0.103 R)
• M8: 2,159,146 km (0.099 R)
• M9: 2,422,738 km (0.078 R)
• M10: 2,909,230 km (0.106 R)
• M11: 4,587,568 km (0.098 R)
• M12: 5,174,291 km (0.118 R)
• M13: 6,009,945 km (0.057 R)
• M14: 7,195,508 km (0.077 R)
• M15: 7,465,682 km (0.118 R)
• M16: 8,700,762 km (0.108 R)
• M17: 8,963,156 km (0.044 R)
• M18: 11,831,845 km (0.114 R)
• M19: 13,212,783 km (0.039 R)
• M20: 18,635,856 km (0.048 R)
• M21: 20,191,823 km (0.12 R)
• M22: 20,962,252 km (0.091 R)
• M23: 22,973,745 km (0.091 R)
• M24: 25,110,451 km (0.032 R)
• M25: 27,097,111 km (0.088 R)
• M26: 29,089,007 km (0.096 R)
• M27: 30,269,932 km (0.069 R)
• M28: 35,203,221 km (0.059 R)
• M29: 38,852,362 km (0.092 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 290 - 17,770 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit