🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.43

Radius: 0.71

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 0.61 AU - 0.91 AU

Year: 244 Days

Day: 29.9 Hours

Environment

Temp: 93 °C

Axial Tilt: 7.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 74,604,329 km

• M1: 16,605 km (0.105 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.42

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 0.95 AU - 1.17 AU

Year: 403 Days

Day: 35.7 Hours

Environment

Temp: 19 °C

Axial Tilt: 4.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.9

Radius: 1.72

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 0.82 AU - 1.32 AU

Year: 408 Days

Day: 16.4 Hours

Environment

Temp: 25 °C

Axial Tilt: 10.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 74,604,329 km

• M1: 127,158 km (0.111 R)
• M2: 196,123 km (0.067 R)

Asteroid Belt

Center: 1.35 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.28

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 1.3 AU - 1.94 AU

Year: 761 Days

Day: 22.1 Hours

Environment

Temp: -49 °C

Axial Tilt: 26.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.85

Radius: 0.94

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 2.06 AU - 2.44 AU

Year: 1245 Days

Day: 32.6 Hours

Environment

Temp: -82 °C

Axial Tilt: 1.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 6.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 975.2

Radius: 13.5

Gravity: 5.35 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 4.98 AU - 7.5 AU

Year: 5751 Days

Day: 7.6 Hours

Environment

Temp: -154 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 74,604,329 km

• M1: 170,990 km (0.073 R)
• M2: 649,704 km (0.06 R)
• M3: 1,160,281 km (0.116 R)
• M4: 2,033,035 km (0.067 R)
• M5: 6,411,914 km (0.075 R)
• M6: 6,934,908 km (0.046 R)
• M7: 9,628,269 km (0.107 R)
• M8: 11,995,804 km (0.116 R)
• M9: 13,851,566 km (0.108 R)
• M10: 14,432,155 km (0.098 R)
• M11: 15,456,302 km (0.059 R)
• M12: 16,271,760 km (0.088 R)
• M13: 19,896,666 km (0.045 R)
• M14: 22,885,781 km (0.086 R)
• M15: 24,277,939 km (0.094 R)
• M16: 25,037,448 km (0.114 R)
• M17: 27,230,702 km (0.031 R)
• M18: 35,429,713 km (0.118 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 12.7

Radius: 5.3

Gravity: 0.45 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 13.41 AU - 13.41 AU

Year: 18118 Days

Day: 23.1 Hours

Environment

Temp: -185 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 74,604,329 km

• M1: 66,721 km (0.117 R)
• M2: 1,268,440 km (0.077 R)
• M3: 6,790,547 km (0.034 R)
• M4: 6,962,584 km (0.104 R)
• M5: 10,616,063 km (0.08 R)
• M6: 14,840,109 km (0.077 R)
• M7: 15,227,567 km (0.111 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 903.3

Radius: 3.3

Gravity: 82.95 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 15.42 AU - 15.64 AU

Year: 22581 Days

Day: 15.6 Hours

Environment

Temp: -202 °C

Axial Tilt: 17.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 74,604,329 km

• M1: 43,533 km (0.117 R)
• M2: 316,699 km (0.057 R)
• M3: 577,298 km (0.062 R)
• M4: 914,941 km (0.118 R)
• M5: 1,098,796 km (0.115 R)
• M6: 1,437,037 km (0.116 R)
• M7: 1,630,467 km (0.098 R)
• M8: 1,860,848 km (0.036 R)
• M9: 2,386,236 km (0.036 R)
• M10: 3,116,722 km (0.025 R)
• M11: 4,658,777 km (0.03 R)
• M12: 5,323,141 km (0.105 R)
• M13: 6,228,059 km (0.092 R)
• M14: 6,457,691 km (0.104 R)
• M15: 6,788,751 km (0.038 R)
• M16: 7,796,742 km (0.081 R)
• M17: 8,009,769 km (0.118 R)
• M18: 12,178,164 km (0.058 R)
• M19: 12,464,943 km (0.071 R)
• M20: 16,437,664 km (0.098 R)
• M21: 26,157,337 km (0.115 R)
• M22: 26,634,255 km (0.117 R)
• M23: 30,267,389 km (0.12 R)
• M24: 31,324,747 km (0.117 R)
• M25: 32,680,702 km (0.053 R)
• M26: 36,093,927 km (0.109 R)
• M27: 36,388,635 km (0.088 R)
• M28: 37,132,435 km (0.1 R)
• M29: 37,734,717 km (0.108 R)
• M30: 37,886,259 km (0.044 R)
• M31: 38,343,430 km (0.098 R)
• M32: 44,625,942 km (0.057 R)
• M33: 49,355,330 km (0.094 R)
• M34: 55,184,560 km (0.091 R)
• M35: 69,314,977 km (0.063 R)
• M36: 70,227,374 km (0.11 R)
• M37: 72,076,404 km (0.06 R)
• M38: 77,817,521 km (0.083 R)
• M39: 82,572,938 km (0.12 R)
• M40: 84,891,556 km (0.094 R)
• M41: 88,584,080 km (0.093 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 405.9

Radius: 6.5

Gravity: 9.61 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 15.8 AU - 17.64 AU

Year: 25225 Days

Day: 21.7 Hours

Environment

Temp: -186 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 74,604,329 km

• M1: 81,082 km (0.083 R)
• M2: 380,427 km (0.099 R)
• M3: 686,056 km (0.088 R)
• M4: 1,190,201 km (0.092 R)
• M5: 1,483,412 km (0.116 R)
• M6: 1,842,597 km (0.073 R)
• M7: 3,035,790 km (0.105 R)
• M8: 5,721,221 km (0.033 R)
• M9: 6,736,841 km (0.109 R)
• M10: 7,147,038 km (0.103 R)
• M11: 9,064,883 km (0.114 R)
• M12: 9,340,442 km (0.071 R)
• M13: 11,113,027 km (0.105 R)
• M14: 11,428,829 km (0.077 R)
• M15: 12,078,382 km (0.033 R)
• M16: 12,412,135 km (0.073 R)
• M17: 12,889,951 km (0.114 R)
• M18: 14,772,191 km (0.1 R)
• M19: 15,154,115 km (0.084 R)
• M20: 20,736,359 km (0.065 R)
• M21: 21,118,881 km (0.089 R)
• M22: 21,603,578 km (0.059 R)
• M23: 23,410,122 km (0.116 R)
• M24: 27,780,773 km (0.037 R)
• M25: 30,035,363 km (0.098 R)
• M26: 32,665,892 km (0.029 R)
• M27: 41,321,176 km (0.043 R)
• M28: 43,156,143 km (0.092 R)
• M29: 48,648,928 km (0.109 R)
• M30: 48,985,823 km (0.092 R)
• M31: 50,520,996 km (0.064 R)
• M32: 51,737,077 km (0.08 R)
• M33: 58,300,833 km (0.057 R)
• M34: 59,062,735 km (0.103 R)
• M35: 64,379,743 km (0.07 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 363 - 12,875 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit