🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.31

Radius: 0.63

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 0.67 AU - 0.83 AU

Year: 227 Days

Day: 21.1 Hours

Environment

Temp: 207 °C

Axial Tilt: 5.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.81

Radius: 0.92

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 0.95 AU - 0.95 AU

Year: 324 Days

Day: 38.9 Hours

Environment

Temp: 158 °C

Axial Tilt: 10.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.54

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 1.65 AU - 1.69 AU

Year: 755 Days

Day: 29.2 Hours

Environment

Temp: -32 °C

Axial Tilt: 33.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 59,675,700 km

• M1: 507,885 km (0.104 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.27

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 1.59 AU - 1.85 AU

Year: 789 Days

Day: 47.4 Hours

Environment

Temp: -41 °C

Axial Tilt: 5.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 59,675,700 km

• M1: 102,774 km (0.087 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.68

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 2.11 AU - 3.29 AU

Year: 1552 Days

Day: 41.7 Hours

Environment

Temp: -73 °C

Axial Tilt: 170 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.39

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 2.77 AU - 2.81 AU

Year: 1630 Days

Day: 26.5 Hours

Environment

Temp: -83 °C

Axial Tilt: 42.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.49 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 14.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 460.7

Radius: 6.3

Gravity: 11.61 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 11.95 AU - 16.41 AU

Year: 18681 Days

Day: 21.1 Hours

Environment

Temp: -188 °C

Axial Tilt: 29 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 59,675,700 km

• M1: 78,389 km (0.1 R)
• M2: 852,409 km (0.104 R)
• M3: 1,372,860 km (0.12 R)
• M4: 2,163,036 km (0.066 R)
• M5: 2,385,488 km (0.079 R)
• M6: 3,597,081 km (0.09 R)
• M7: 5,572,072 km (0.118 R)
• M8: 5,992,592 km (0.1 R)
• M9: 8,667,551 km (0.097 R)
• M10: 10,837,468 km (0.081 R)
• M11: 11,737,000 km (0.108 R)
• M12: 12,880,825 km (0.093 R)
• M13: 13,958,379 km (0.101 R)
• M14: 14,519,221 km (0.118 R)
• M15: 16,913,086 km (0.113 R)
• M16: 18,872,669 km (0.086 R)
• M17: 36,063,110 km (0.096 R)
• M18: 42,992,633 km (0.116 R)
• M19: 44,929,327 km (0.061 R)
• M20: 45,232,412 km (0.11 R)
• M21: 53,768,915 km (0.118 R)
• M22: 56,366,383 km (0.096 R)
• M23: 60,694,399 km (0.094 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 635.9

Radius: 4.8

Gravity: 27.6 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 12.66 AU - 20.88 AU

Year: 24026 Days

Day: 18 Hours

Environment

Temp: -189 °C

Axial Tilt: 46.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 59,675,700 km

• M1: 60,737 km (0.099 R)
• M2: 289,621 km (0.098 R)
• M3: 643,720 km (0.041 R)
• M4: 1,322,744 km (0.119 R)
• M5: 1,783,955 km (0.113 R)
• M6: 2,729,712 km (0.114 R)
• M7: 3,325,112 km (0.056 R)
• M8: 4,768,731 km (0.086 R)
• M9: 5,031,724 km (0.039 R)
• M10: 5,669,161 km (0.107 R)
• M11: 5,878,897 km (0.065 R)
• M12: 6,770,500 km (0.095 R)
• M13: 7,903,106 km (0.109 R)
• M14: 8,059,735 km (0.057 R)
• M15: 8,378,977 km (0.117 R)
• M16: 9,214,032 km (0.042 R)
• M17: 9,740,916 km (0.071 R)
• M18: 9,920,882 km (0.076 R)
• M19: 10,663,336 km (0.098 R)
• M20: 10,983,326 km (0.1 R)
• M21: 12,327,613 km (0.058 R)
• M22: 13,628,216 km (0.068 R)
• M23: 14,234,537 km (0.051 R)
• M24: 15,017,382 km (0.101 R)
• M25: 17,274,365 km (0.106 R)
• M26: 20,036,092 km (0.1 R)
• M27: 21,319,193 km (0.098 R)
• M28: 22,135,399 km (0.115 R)
• M29: 31,084,942 km (0.112 R)
• M30: 39,530,938 km (0.072 R)
• M31: 42,493,874 km (0.085 R)
• M32: 42,653,794 km (0.09 R)
• M33: 44,769,556 km (0.081 R)
• M34: 54,874,893 km (0.049 R)
• M35: 58,356,185 km (0.118 R)
• M36: 65,328,343 km (0.099 R)
• M37: 67,262,643 km (0.118 R)
• M38: 73,524,212 km (0.112 R)
• M39: 74,681,651 km (0.12 R)
• M40: 78,467,225 km (0.11 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 512.1

Radius: 7.3

Gravity: 9.61 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 15.01 AU - 20.59 AU

Year: 26273 Days

Day: 23.7 Hours

Environment

Temp: -188 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 59,675,700 km

• M1: 90,806 km (0.118 R)
• M2: 404,961 km (0.097 R)
• M3: 835,355 km (0.095 R)
• M4: 1,292,675 km (0.047 R)
• M5: 1,630,617 km (0.113 R)
• M6: 2,347,191 km (0.05 R)
• M7: 3,371,637 km (0.111 R)
• M8: 3,699,406 km (0.104 R)
• M9: 4,453,977 km (0.055 R)
• M10: 4,739,261 km (0.08 R)
• M11: 6,807,900 km (0.086 R)
• M12: 8,409,794 km (0.112 R)
• M13: 10,746,662 km (0.108 R)
• M14: 11,392,327 km (0.115 R)
• M15: 14,699,337 km (0.1 R)
• M16: 18,595,464 km (0.103 R)
• M17: 19,336,871 km (0.118 R)
• M18: 19,905,642 km (0.096 R)
• M19: 21,780,702 km (0.079 R)
• M20: 26,918,641 km (0.114 R)
• M21: 28,837,084 km (0.117 R)
• M22: 29,829,666 km (0.108 R)
• M23: 30,081,439 km (0.068 R)
• M24: 34,718,375 km (0.114 R)
• M25: 36,125,791 km (0.118 R)
• M26: 40,884,948 km (0.107 R)
• M27: 42,932,195 km (0.105 R)
• M28: 45,878,226 km (0.087 R)
• M29: 46,381,922 km (0.055 R)
• M30: 47,915,450 km (0.106 R)
• M31: 55,330,418 km (0.077 R)
• M32: 57,248,263 km (0.101 R)
• M33: 60,609,727 km (0.104 R)
• M34: 73,293,981 km (0.096 R)
• M35: 78,922,601 km (0.04 R)

Planet 10 - Ice Giant

Semi-Major Axis: 17.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 191.5

Radius: 4.4

Gravity: 9.89 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 15.79 AU - 19.81 AU

Year: 26273 Days

Day: 23.2 Hours

Environment

Temp: -186 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 59,675,700 km

• M1: 54,753 km (0.044 R)
• M2: 260,001 km (0.066 R)
• M3: 490,083 km (0.111 R)
• M4: 1,267,842 km (0.056 R)
• M5: 1,779,766 km (0.086 R)
• M6: 2,589,090 km (0.093 R)
• M7: 4,074,298 km (0.118 R)
• M8: 6,088,035 km (0.086 R)
• M9: 6,898,706 km (0.054 R)
• M10: 9,235,724 km (0.09 R)
• M11: 10,808,147 km (0.111 R)
• M12: 12,997,362 km (0.08 R)
• M13: 15,248,511 km (0.118 R)
• M14: 16,655,928 km (0.115 R)
• M15: 19,134,166 km (0.11 R)
• M16: 20,504,782 km (0.098 R)
• M17: 21,124,416 km (0.047 R)
• M18: 22,587,483 km (0.084 R)
• M19: 24,906,699 km (0.117 R)
• M20: 26,956,788 km (0.072 R)
• M21: 29,116,533 km (0.09 R)
• M22: 29,898,930 km (0.093 R)
• M23: 30,810,130 km (0.104 R)
• M24: 31,739,731 km (0.089 R)
• M25: 41,381,314 km (0.056 R)
• M26: 56,859,458 km (0.091 R)

Kuiper Belt

Range: 31.4 - 50.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 266 - 19,145 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit