🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.7

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 0.43 AU - 0.57 AU

Year: 228 Days

Day: 43.1 Hours

Environment

Temp: -118 °C

Axial Tilt: 160 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.38

Radius: 0.68

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.4 AU - 0.66 AU

Year: 249 Days

Day: 41.3 Hours

Environment

Temp: -130 °C

Axial Tilt: 20.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.23

Radius: 0.56

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 0.62 AU - 0.68 AU

Year: 338 Days

Day: 21.4 Hours

Environment

Temp: -125 °C

Axial Tilt: 31.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 26,682,488 km

• M1: 295,306 km (0.102 R)

Asteroid Belt

Center: 1.93 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 3.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 885

Radius: 13.5

Gravity: 4.86 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 2.54 AU - 3.88 AU

Year: 3713 Days

Day: 13.9 Hours

Environment

Temp: -195 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 26,682,488 km

• M1: 169,943 km (0.087 R)
• M2: 601,982 km (0.083 R)
• M3: 1,503,608 km (0.077 R)
• M4: 2,097,512 km (0.089 R)
• M5: 2,880,208 km (0.048 R)
• M6: 4,750,032 km (0.12 R)
• M7: 5,728,850 km (0.098 R)
• M8: 6,311,684 km (0.103 R)
• M9: 6,806,404 km (0.114 R)
• M10: 8,411,140 km (0.1 R)
• M11: 8,973,030 km (0.078 R)
• M12: 10,897,606 km (0.115 R)
• M13: 12,500,099 km (0.117 R)
• M14: 13,686,410 km (0.084 R)
• M15: 14,150,014 km (0.065 R)
• M16: 15,054,782 km (0.108 R)
• M17: 19,448,172 km (0.103 R)
• M18: 19,903,548 km (0.082 R)
• M19: 20,768,224 km (0.099 R)
• M20: 22,572,673 km (0.067 R)
• M21: 23,881,654 km (0.106 R)
• M22: 25,549,671 km (0.108 R)

Asteroid Belt

Center: 3.52 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 3.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 64.3

Radius: 14.6

Gravity: 0.3 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 3.11 AU - 4.53 AU

Year: 4821 Days

Day: 13.5 Hours

Environment

Temp: -204 °C

Axial Tilt: 5.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 26,682,488 km

• M1: 181,612 km (0.084 R)
• M2: 696,228 km (0.093 R)
• M3: 2,039,169 km (0.104 R)
• M4: 3,020,979 km (0.108 R)
• M5: 3,661,109 km (0.119 R)
• M6: 4,655,037 km (0.062 R)
• M7: 5,112,806 km (0.082 R)
• M8: 6,895,265 km (0.11 R)
• M9: 7,654,175 km (0.098 R)
• M10: 8,152,785 km (0.064 R)
• M11: 9,526,692 km (0.063 R)
• M12: 10,302,357 km (0.094 R)
• M13: 11,015,340 km (0.11 R)
• M14: 11,724,733 km (0.103 R)
• M15: 12,769,076 km (0.115 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 662.5

Radius: 9.6

Gravity: 7.19 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 3.05 AU - 5.03 AU

Year: 5243 Days

Day: 8.1 Hours

Environment

Temp: -205 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 26,682,488 km

• M1: 119,379 km (0.079 R)
• M2: 737,218 km (0.046 R)
• M3: 1,539,960 km (0.079 R)
• M4: 1,857,856 km (0.067 R)
• M5: 2,476,294 km (0.094 R)
• M6: 3,843,169 km (0.093 R)
• M7: 4,486,440 km (0.046 R)
• M8: 5,569,230 km (0.049 R)
• M9: 6,297,622 km (0.108 R)
• M10: 8,986,344 km (0.117 R)
• M11: 9,688,257 km (0.073 R)
• M12: 10,337,512 km (0.085 R)
• M13: 11,294,789 km (0.092 R)
• M14: 12,360,075 km (0.087 R)
• M15: 13,020,251 km (0.116 R)
• M16: 14,633,215 km (0.119 R)
• M17: 15,546,061 km (0.073 R)
• M18: 18,251,838 km (0.066 R)
• M19: 19,921,500 km (0.107 R)
• M20: 20,970,929 km (0.111 R)
• M21: 21,763,648 km (0.089 R)
• M22: 22,352,465 km (0.119 R)
• M23: 24,576,836 km (0.081 R)
• M24: 25,538,900 km (0.118 R)
• M25: 26,525,946 km (0.092 R)
• M26: 27,967,621 km (0.117 R)
• M27: 30,821,649 km (0.076 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 337.3

Radius: 11.7

Gravity: 2.46 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 4.27 AU - 4.49 AU

Year: 5919 Days

Day: 11.3 Hours

Environment

Temp: -223 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 26,682,488 km

• M1: 145,559 km (0.117 R)
• M2: 517,010 km (0.117 R)
• M3: 1,125,425 km (0.109 R)
• M4: 2,211,505 km (0.107 R)
• M5: 2,711,761 km (0.081 R)
• M6: 4,141,168 km (0.06 R)
• M7: 4,512,620 km (0.062 R)
• M8: 5,137,939 km (0.12 R)
• M9: 5,540,357 km (0.109 R)
• M10: 6,051,234 km (0.06 R)
• M11: 6,593,227 km (0.028 R)
• M12: 8,379,575 km (0.073 R)
• M13: 8,901,073 km (0.083 R)
• M14: 9,404,620 km (0.06 R)
• M15: 9,804,794 km (0.065 R)
• M16: 10,384,187 km (0.08 R)
• M17: 11,702,892 km (0.089 R)
• M18: 14,458,335 km (0.096 R)
• M19: 15,155,012 km (0.117 R)
• M20: 16,043,175 km (0.084 R)
• M21: 25,738,613 km (0.08 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 156 - 17,208 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit