🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.54

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 0.53 AU - 0.57 AU

Year: 150 Days

Day: 16.7 Hours

Environment

Temp: 196 °C

Axial Tilt: 37.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 78,099,557 km

• M1: 40,092 km (0.034 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.1

Radius: 1.35

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 0.9 AU - 1.4 AU

Year: 455 Days

Day: 14.7 Hours

Environment

Temp: 19 °C

Axial Tilt: 31.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.82

Radius: 1.88

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 1.71 AU - 2.43 AU

Year: 1099 Days

Day: 41.1 Hours

Environment

Temp: -82 °C

Axial Tilt: 3.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 78,099,557 km

• M1: 347,516 km (0.059 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.12

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 2.11 AU - 2.63 AU

Year: 1346 Days

Day: 20.6 Hours

Environment

Temp: -88 °C

Axial Tilt: 13.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.11 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 3.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.12

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 3.33 AU - 4.37 AU

Year: 2787 Days

Day: 16.2 Hours

Environment

Temp: -118 °C

Axial Tilt: 33 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 78,099,557 km

• M1: 47,423 km (0.11 R)
• M2: 166,203 km (0.082 R)

Asteroid Belt

Center: 4.55 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 805

Radius: 8

Gravity: 12.58 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 4.23 AU - 6.27 AU

Year: 4438 Days

Day: 10.5 Hours

Environment

Temp: -140 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 78,099,557 km

• M1: 99,483 km (0.099 R)
• M2: 480,209 km (0.055 R)
• M3: 792,869 km (0.08 R)
• M4: 1,357,152 km (0.08 R)
• M5: 1,760,318 km (0.111 R)
• M6: 3,048,655 km (0.118 R)
• M7: 4,821,689 km (0.096 R)
• M8: 7,056,382 km (0.059 R)
• M9: 10,821,162 km (0.094 R)
• M10: 13,595,155 km (0.043 R)
• M11: 14,180,233 km (0.047 R)
• M12: 15,287,107 km (0.039 R)
• M13: 18,691,356 km (0.12 R)
• M14: 20,987,534 km (0.043 R)
• M15: 23,089,235 km (0.107 R)
• M16: 25,407,254 km (0.084 R)
• M17: 26,376,349 km (0.108 R)
• M18: 27,035,926 km (0.067 R)
• M19: 27,453,752 km (0.059 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 942.9

Radius: 12.8

Gravity: 5.76 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 6.25 AU - 6.37 AU

Year: 5848 Days

Day: 9.5 Hours

Environment

Temp: -161 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 78,099,557 km

• M1: 159,172 km (0.108 R)
• M2: 1,605,634 km (0.04 R)
• M3: 3,431,027 km (0.11 R)
• M4: 4,635,290 km (0.118 R)
• M5: 6,609,982 km (0.072 R)
• M6: 7,630,688 km (0.066 R)
• M7: 8,922,765 km (0.086 R)
• M8: 9,665,967 km (0.117 R)
• M9: 11,476,999 km (0.09 R)
• M10: 14,249,796 km (0.081 R)
• M11: 14,901,893 km (0.115 R)
• M12: 15,327,050 km (0.089 R)
• M13: 16,522,337 km (0.112 R)
• M14: 17,375,344 km (0.095 R)
• M15: 18,326,637 km (0.095 R)
• M16: 25,982,757 km (0.119 R)
• M17: 27,679,944 km (0.086 R)
• M18: 29,832,059 km (0.11 R)
• M19: 33,214,318 km (0.069 R)
• M20: 34,997,973 km (0.12 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 531.4

Radius: 3.7

Gravity: 38.82 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 15.6 AU - 16.4 AU

Year: 23613 Days

Day: 23.2 Hours

Environment

Temp: -202 °C

Axial Tilt: 10.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 78,099,557 km

• M1: 46,076 km (0.082 R)
• M2: 221,554 km (0.087 R)
• M3: 348,114 km (0.062 R)
• M4: 1,165,966 km (0.104 R)
• M5: 1,722,919 km (0.093 R)
• M6: 2,153,461 km (0.039 R)
• M7: 2,627,687 km (0.114 R)
• M8: 2,800,323 km (0.107 R)
• M9: 3,168,333 km (0.102 R)
• M10: 3,841,524 km (0.099 R)
• M11: 5,386,271 km (0.12 R)
• M12: 8,201,554 km (0.105 R)
• M13: 12,473,770 km (0.089 R)
• M14: 12,681,262 km (0.094 R)
• M15: 15,914,072 km (0.061 R)
• M16: 16,487,630 km (0.094 R)
• M17: 16,653,983 km (0.073 R)
• M18: 17,245,044 km (0.095 R)
• M19: 18,738,480 km (0.113 R)
• M20: 20,603,367 km (0.046 R)
• M21: 21,979,966 km (0.091 R)
• M22: 24,480,495 km (0.105 R)
• M23: 25,576,000 km (0.06 R)
• M24: 29,544,981 km (0.054 R)
• M25: 33,637,829 km (0.115 R)
• M26: 35,679,990 km (0.104 R)
• M27: 36,519,533 km (0.077 R)
• M28: 36,660,753 km (0.077 R)
• M29: 37,086,509 km (0.12 R)
• M30: 37,947,893 km (0.081 R)
• M31: 39,117,001 km (0.117 R)
• M32: 39,264,804 km (0.105 R)
• M33: 42,144,413 km (0.107 R)
• M34: 66,125,400 km (0.102 R)
• M35: 66,545,471 km (0.074 R)
• M36: 67,816,006 km (0.111 R)
• M37: 69,969,617 km (0.12 R)
• M38: 75,552,011 km (0.099 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 201 - 15,809 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit