🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.08

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 0.48 AU - 0.64 AU

Year: 146 Days

Day: 45.6 Hours

Environment

Temp: 234 °C

Axial Tilt: 36.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.38

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 0.51 AU - 0.81 AU

Year: 187 Days

Day: 38.6 Hours

Environment

Temp: 245 °C

Axial Tilt: 29.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.17

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 1.73 AU - 1.73 AU

Year: 792 Days

Day: 45.7 Hours

Environment

Temp: -34 °C

Axial Tilt: 158.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.87 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 12.4

Radius: 14.2

Gravity: 0.06 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 4.55 AU - 7.45 AU

Year: 5118 Days

Day: 11.4 Hours

Environment

Temp: -131 °C

Axial Tilt: 10.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 53,136,571 km

• M1: 176,825 km (0.109 R)
• M2: 699,819 km (0.11 R)
• M3: 1,178,981 km (0.067 R)
• M4: 1,729,351 km (0.049 R)
• M5: 2,730,460 km (0.063 R)
• M6: 3,316,884 km (0.085 R)
• M7: 6,430,614 km (0.109 R)
• M8: 7,101,710 km (0.084 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 552.5

Radius: 10.6

Gravity: 4.92 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 5.86 AU - 6.8 AU

Year: 5546 Days

Day: 14.5 Hours

Environment

Temp: -148 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 53,136,571 km

• M1: 131,796 km (0.117 R)
• M2: 501,452 km (0.114 R)
• M3: 855,700 km (0.105 R)
• M4: 1,473,389 km (0.108 R)
• M5: 2,008,202 km (0.096 R)
• M6: 2,499,481 km (0.05 R)
• M7: 2,956,503 km (0.093 R)
• M8: 3,638,220 km (0.105 R)
• M9: 4,016,852 km (0.093 R)
• M10: 4,421,664 km (0.119 R)
• M11: 5,314,016 km (0.055 R)
• M12: 5,862,591 km (0.066 R)
• M13: 7,630,090 km (0.12 R)
• M14: 8,141,266 km (0.098 R)
• M15: 8,597,390 km (0.043 R)
• M16: 9,477,923 km (0.091 R)
• M17: 11,001,278 km (0.103 R)
• M18: 11,654,273 km (0.106 R)
• M19: 13,037,604 km (0.056 R)
• M20: 16,909,197 km (0.086 R)
• M21: 19,742,880 km (0.051 R)
• M22: 20,497,900 km (0.03 R)
• M23: 22,804,251 km (0.098 R)
• M24: 23,330,835 km (0.054 R)
• M25: 23,712,010 km (0.089 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 234.5

Radius: 12.7

Gravity: 1.45 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 8.2 AU - 9.58 AU

Year: 9231 Days

Day: 9.8 Hours

Environment

Temp: -166 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 53,136,571 km

• M1: 157,975 km (0.12 R)
• M2: 720,314 km (0.039 R)
• M3: 1,379,442 km (0.104 R)
• M4: 1,839,455 km (0.096 R)
• M5: 2,243,669 km (0.061 R)
• M6: 2,945,283 km (0.101 R)
• M7: 3,879,372 km (0.075 R)
• M8: 6,266,056 km (0.036 R)
• M9: 7,917,617 km (0.1 R)
• M10: 8,724,997 km (0.106 R)
• M11: 10,369,526 km (0.104 R)
• M12: 11,866,253 km (0.04 R)
• M13: 13,184,808 km (0.052 R)
• M14: 15,400,802 km (0.11 R)
• M15: 19,040,219 km (0.066 R)
• M16: 20,559,385 km (0.103 R)
• M17: 26,096,601 km (0.078 R)
• M18: 28,230,913 km (0.084 R)
• M19: 29,385,659 km (0.108 R)
• M20: 29,838,193 km (0.06 R)
• M21: 30,664,272 km (0.071 R)
• M22: 31,600,007 km (0.071 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 660.9

Radius: 12.4

Gravity: 4.3 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 10.46 AU - 10.58 AU

Year: 11883 Days

Day: 10.6 Hours

Environment

Temp: -173 °C

Axial Tilt: 3.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 53,136,571 km

• M1: 154,235 km (0.112 R)
• M2: 688,150 km (0.079 R)
• M3: 1,151,455 km (0.117 R)
• M4: 2,484,671 km (0.116 R)
• M5: 3,596,183 km (0.061 R)
• M6: 4,250,225 km (0.09 R)
• M7: 4,667,454 km (0.058 R)
• M8: 5,619,943 km (0.116 R)
• M9: 7,265,370 km (0.093 R)
• M10: 9,162,870 km (0.098 R)
• M11: 11,371,084 km (0.119 R)
• M12: 13,656,191 km (0.099 R)
• M13: 15,386,440 km (0.078 R)
• M14: 15,805,613 km (0.109 R)
• M15: 18,017,418 km (0.112 R)
• M16: 20,095,033 km (0.093 R)
• M17: 31,110,523 km (0.069 R)
• M18: 36,260,130 km (0.077 R)
• M19: 37,505,084 km (0.106 R)
• M20: 38,011,024 km (0.105 R)
• M21: 40,080,112 km (0.094 R)
• M22: 47,618,049 km (0.067 R)
• M23: 52,031,785 km (0.078 R)

Kuiper Belt

Range: 31.5 - 47.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 515 - 15,729 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit