🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.32

Radius: 1.8

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 0.45 AU - 0.67 AU

Year: 271 Days

Day: 25.3 Hours

Environment

Temp: -116 °C

Axial Tilt: 14.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.33 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 410.3

Radius: 13.8

Gravity: 2.15 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 1.73 AU - 2.47 AU

Year: 1965 Days

Day: 9.8 Hours

Environment

Temp: -184 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 58,046,941 km

• M1: 171,589 km (0.068 R)
• M2: 617,690 km (0.117 R)
• M3: 1,738,776 km (0.068 R)
• M4: 2,179,192 km (0.115 R)
• M5: 2,816,330 km (0.074 R)
• M6: 3,723,192 km (0.094 R)
• M7: 5,142,128 km (0.08 R)
• M8: 6,424,331 km (0.081 R)
• M9: 8,659,174 km (0.082 R)
• M10: 9,742,113 km (0.116 R)
• M11: 10,233,093 km (0.095 R)
• M12: 13,535,316 km (0.096 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 21.6

Radius: 13.9

Gravity: 0.11 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 2.58 AU - 3.74 AU

Year: 3627 Days

Day: 12.6 Hours

Environment

Temp: -198 °C

Axial Tilt: 2.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 58,046,941 km

• M1: 179,667 km (0.109 R)
• M2: 622,926 km (0.117 R)
• M3: 1,358,349 km (0.063 R)
• M4: 1,815,370 km (0.103 R)
• M5: 2,467,766 km (0.091 R)
• M6: 3,913,181 km (0.098 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 631.9

Radius: 14.8

Gravity: 2.88 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 3.12 AU - 3.9 AU

Year: 4246 Days

Day: 10.8 Hours

Environment

Temp: -202 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 58,046,941 km

• M1: 184,155 km (0.086 R)
• M2: 705,055 km (0.086 R)
• M3: 1,631,664 km (0.086 R)
• M4: 3,078,874 km (0.117 R)
• M5: 3,656,322 km (0.064 R)
• M6: 5,031,575 km (0.102 R)
• M7: 5,951,751 km (0.058 R)
• M8: 9,792,078 km (0.104 R)
• M9: 11,271,003 km (0.11 R)
• M10: 11,765,424 km (0.092 R)
• M11: 13,940,726 km (0.115 R)
• M12: 15,753,853 km (0.12 R)
• M13: 19,138,953 km (0.037 R)
• M14: 21,855,651 km (0.028 R)
• M15: 22,343,938 km (0.118 R)
• M16: 24,895,629 km (0.12 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 692.2

Radius: 5.3

Gravity: 24.64 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 8.06 AU - 11.52 AU

Year: 19778 Days

Day: 20.8 Hours

Environment

Temp: -220 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 58,046,941 km

• M1: 66,421 km (0.032 R)
• M2: 269,276 km (0.025 R)
• M3: 553,213 km (0.113 R)
• M4: 1,220,868 km (0.114 R)
• M5: 1,728,155 km (0.102 R)
• M6: 1,990,250 km (0.12 R)
• M7: 3,202,442 km (0.088 R)
• M8: 4,155,679 km (0.092 R)
• M9: 5,596,307 km (0.031 R)
• M10: 5,837,907 km (0.061 R)
• M11: 6,604,746 km (0.085 R)
• M12: 6,829,143 km (0.03 R)
• M13: 8,598,287 km (0.112 R)
• M14: 9,702,768 km (0.04 R)
• M15: 12,391,491 km (0.063 R)
• M16: 15,070,789 km (0.114 R)
• M17: 17,001,349 km (0.064 R)
• M18: 17,593,906 km (0.102 R)
• M19: 27,397,803 km (0.085 R)
• M20: 28,803,125 km (0.054 R)
• M21: 30,750,740 km (0.059 R)
• M22: 36,416,759 km (0.072 R)
• M23: 44,627,588 km (0.098 R)
• M24: 45,753,611 km (0.105 R)
• M25: 46,405,409 km (0.106 R)
• M26: 48,905,339 km (0.112 R)
• M27: 51,318,054 km (0.069 R)
• M28: 52,553,732 km (0.11 R)
• M29: 54,717,964 km (0.112 R)
• M30: 68,113,257 km (0.113 R)
• M31: 69,176,449 km (0.086 R)
• M32: 70,034,842 km (0.083 R)
• M33: 73,986,170 km (0.106 R)
• M34: 75,335,693 km (0.12 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 246.4

Radius: 5

Gravity: 9.86 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 8.46 AU - 12.7 AU

Year: 22220 Days

Day: 17.9 Hours

Environment

Temp: -233 °C

Axial Tilt: 23.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 58,046,941 km

• M1: 64,327 km (0.094 R)
• M2: 286,630 km (0.113 R)
• M3: 1,675,197 km (0.089 R)
• M4: 2,184,129 km (0.098 R)
• M5: 2,505,914 km (0.116 R)
• M6: 4,146,853 km (0.047 R)
• M7: 4,513,368 km (0.095 R)
• M8: 5,669,460 km (0.076 R)
• M9: 6,044,053 km (0.049 R)
• M10: 8,404,857 km (0.063 R)
• M11: 9,192,640 km (0.026 R)
• M12: 11,259,035 km (0.089 R)
• M13: 11,790,257 km (0.077 R)
• M14: 16,431,232 km (0.097 R)
• M15: 18,294,473 km (0.1 R)
• M16: 23,368,983 km (0.112 R)
• M17: 23,558,972 km (0.072 R)
• M18: 23,942,092 km (0.067 R)
• M19: 29,528,226 km (0.089 R)
• M20: 33,217,160 km (0.117 R)
• M21: 38,113,798 km (0.093 R)
• M22: 56,837,766 km (0.083 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 450 - 19,418 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit