🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.23

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 0.63 AU - 0.91 AU

Year: 246 Days

Day: 40.9 Hours

Environment

Temp: 137 °C

Axial Tilt: 23.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.69

Radius: 1.23

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 1.72 AU - 2.36 AU

Year: 1059 Days

Day: 23.3 Hours

Environment

Temp: -68 °C

Axial Tilt: 1.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.39

Radius: 0.69

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 2.47 AU - 2.53 AU

Year: 1437 Days

Day: 15.4 Hours

Environment

Temp: -95 °C

Axial Tilt: 33.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 98,548,888 km

• M1: 361,129 km (0.107 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.65

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 2.88 AU - 3.48 AU

Year: 2061 Days

Day: 22 Hours

Environment

Temp: -106 °C

Axial Tilt: 45.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.37 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 489.7

Radius: 15

Gravity: 2.18 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 6.27 AU - 8.83 AU

Year: 7540 Days

Day: 9 Hours

Environment

Temp: -151 °C

Axial Tilt: 47.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 98,548,888 km

• M1: 187,297 km (0.102 R)
• M2: 656,735 km (0.11 R)
• M3: 1,238,670 km (0.083 R)
• M4: 1,932,356 km (0.099 R)
• M5: 2,429,918 km (0.12 R)
• M6: 3,806,667 km (0.118 R)
• M7: 4,735,072 km (0.099 R)
• M8: 5,297,111 km (0.113 R)
• M9: 6,692,710 km (0.026 R)
• M10: 7,403,299 km (0.095 R)
• M11: 7,968,779 km (0.078 R)
• M12: 8,809,071 km (0.099 R)
• M13: 11,291,498 km (0.112 R)
• M14: 12,561,883 km (0.08 R)
• M15: 13,925,767 km (0.095 R)
• M16: 16,436,168 km (0.099 R)
• M17: 16,946,596 km (0.108 R)
• M18: 17,665,713 km (0.116 R)
• M19: 18,133,955 km (0.09 R)
• M20: 22,965,517 km (0.091 R)
• M21: 24,090,792 km (0.044 R)
• M22: 24,667,193 km (0.113 R)
• M23: 29,334,048 km (0.118 R)
• M24: 30,086,226 km (0.071 R)
• M25: 31,433,355 km (0.105 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 316.9

Radius: 4.8

Gravity: 13.75 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 14.92 AU - 15.66 AU

Year: 21729 Days

Day: 21.3 Hours

Environment

Temp: -184 °C

Axial Tilt: 11.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 98,548,888 km

• M1: 80,932 km (0.116 R)
• M2: 349,012 km (0.045 R)
• M3: 668,553 km (0.04 R)
• M4: 1,018,911 km (0.098 R)
• M5: 1,622,539 km (0.077 R)
• M6: 2,633,371 km (0.087 R)
• M7: 3,031,601 km (0.053 R)
• M8: 3,232,511 km (0.111 R)
• M9: 3,802,329 km (0.1 R)
• M10: 4,695,877 km (0.049 R)
• M11: 6,803,113 km (0.084 R)
• M12: 7,280,480 km (0.116 R)
• M13: 14,024,352 km (0.075 R)
• M14: 14,724,769 km (0.115 R)
• M15: 19,682,592 km (0.091 R)
• M16: 29,318,639 km (0.063 R)
• M17: 31,043,952 km (0.102 R)
• M18: 32,351,288 km (0.082 R)
• M19: 44,157,402 km (0.113 R)
• M20: 50,036,598 km (0.112 R)
• M21: 50,198,014 km (0.107 R)
• M22: 53,667,937 km (0.081 R)
• M23: 55,720,868 km (0.1 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 669.7

Radius: 6.8

Gravity: 14.48 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 18.65 AU - 19.11 AU

Year: 29815 Days

Day: 18.4 Hours

Environment

Temp: -191 °C

Axial Tilt: 7.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 98,548,888 km

• M1: 84,822 km (0.032 R)
• M2: 316,250 km (0.06 R)
• M3: 568,322 km (0.065 R)
• M4: 814,710 km (0.093 R)
• M5: 1,775,577 km (0.095 R)
• M6: 3,280,831 km (0.084 R)
• M7: 3,819,682 km (0.056 R)
• M8: 4,306,175 km (0.11 R)
• M9: 4,602,378 km (0.111 R)
• M10: 7,696,661 km (0.043 R)
• M11: 8,878,933 km (0.05 R)
• M12: 12,318,936 km (0.103 R)
• M13: 13,069,319 km (0.083 R)
• M14: 13,849,771 km (0.118 R)
• M15: 14,089,875 km (0.061 R)
• M16: 16,111,691 km (0.11 R)
• M17: 18,128,270 km (0.1 R)
• M18: 18,415,647 km (0.09 R)
• M19: 21,140,872 km (0.093 R)
• M20: 21,352,852 km (0.106 R)
• M21: 24,008,513 km (0.115 R)
• M22: 31,594,472 km (0.118 R)
• M23: 37,762,691 km (0.114 R)
• M24: 40,963,039 km (0.108 R)
• M25: 43,307,985 km (0.105 R)
• M26: 43,650,116 km (0.117 R)
• M27: 45,564,220 km (0.109 R)
• M28: 46,631,451 km (0.094 R)
• M29: 59,072,310 km (0.063 R)
• M30: 64,033,424 km (0.117 R)
• M31: 73,552,935 km (0.086 R)
• M32: 74,284,468 km (0.091 R)
• M33: 83,443,598 km (0.066 R)
• M34: 85,307,737 km (0.113 R)
• M35: 92,474,971 km (0.025 R)
• M36: 95,335,133 km (0.11 R)
• M37: 95,914,226 km (0.039 R)
• M38: 97,079,294 km (0.055 R)

Kuiper Belt

Range: 30.2 - 52.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 524 - 17,183 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit