🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.26

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 0.62 AU - 0.78 AU

Year: 209 Days

Day: 20.5 Hours

Environment

Temp: 164 °C

Axial Tilt: 28.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.43

Radius: 1.15

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 0.91 AU - 0.95 AU

Year: 320 Days

Day: 25.6 Hours

Environment

Temp: 87 °C

Axial Tilt: 34.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.21

Radius: 0.54

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 1.02 AU - 1.04 AU

Year: 373 Days

Day: 22.1 Hours

Environment

Temp: 143 °C

Axial Tilt: 22.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.57

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 1.08 AU - 1.42 AU

Year: 498 Days

Day: 18.8 Hours

Environment

Temp: 12 °C

Axial Tilt: 23.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.38

Radius: 1.14

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 1.03 AU - 1.63 AU

Year: 547 Days

Day: 38.4 Hours

Environment

Temp: 13 °C

Axial Tilt: 34.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 81,797,889 km

• M1: 209,138 km (0.057 R)

Planet 6 - Terrestrial

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.58

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 1.54 AU - 2.32 AU

Year: 956 Days

Day: 29 Hours

Environment

Temp: -57 °C

Axial Tilt: 20.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.9 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 736

Radius: 15

Gravity: 3.27 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 4.91 AU - 6.81 AU

Year: 5056 Days

Day: 11.7 Hours

Environment

Temp: -143 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 81,797,889 km

• M1: 186,698 km (0.1 R)
• M2: 658,979 km (0.12 R)
• M3: 1,182,571 km (0.084 R)
• M4: 1,859,352 km (0.091 R)
• M5: 2,915,962 km (0.096 R)
• M6: 3,569,256 km (0.095 R)
• M7: 4,199,212 km (0.093 R)
• M8: 5,036,661 km (0.055 R)
• M9: 7,748,272 km (0.075 R)
• M10: 11,699,002 km (0.053 R)
• M11: 13,149,054 km (0.039 R)
• M12: 14,659,843 km (0.109 R)
• M13: 18,089,225 km (0.092 R)
• M14: 19,207,768 km (0.085 R)
• M15: 20,794,104 km (0.091 R)
• M16: 27,078,860 km (0.088 R)
• M17: 28,717,854 km (0.102 R)
• M18: 29,876,789 km (0.077 R)
• M19: 30,974,090 km (0.093 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 641.3

Radius: 12.3

Gravity: 4.24 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 8.95 AU - 14.45 AU

Year: 14265 Days

Day: 5.6 Hours

Environment

Temp: -175 °C

Axial Tilt: 46.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 81,797,889 km

• M1: 191,934 km (0.068 R)
• M2: 585,676 km (0.095 R)
• M3: 1,067,979 km (0.099 R)
• M4: 2,187,570 km (0.102 R)
• M5: 3,328,702 km (0.097 R)
• M6: 4,607,016 km (0.059 R)
• M7: 4,997,915 km (0.11 R)
• M8: 9,641,882 km (0.062 R)
• M9: 10,561,310 km (0.047 R)
• M10: 12,387,302 km (0.096 R)
• M11: 14,006,549 km (0.057 R)
• M12: 14,832,030 km (0.083 R)
• M13: 20,308,210 km (0.098 R)
• M14: 33,675,528 km (0.116 R)
• M15: 36,937,659 km (0.084 R)
• M16: 37,588,410 km (0.038 R)
• M17: 38,379,184 km (0.112 R)
• M18: 43,937,942 km (0.088 R)
• M19: 44,668,578 km (0.105 R)
• M20: 51,774,477 km (0.103 R)
• M21: 57,139,505 km (0.104 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 678

Radius: 3

Gravity: 75.33 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 12.16 AU - 19.46 AU

Year: 22407 Days

Day: 15.8 Hours

Environment

Temp: -198 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 81,797,889 km

• M1: 37,250 km (0.115 R)
• M2: 189,391 km (0.077 R)
• M3: 302,337 km (0.119 R)
• M4: 506,239 km (0.072 R)
• M5: 607,068 km (0.045 R)
• M6: 827,426 km (0.115 R)
• M7: 1,611,169 km (0.114 R)
• M8: 1,719,179 km (0.064 R)
• M9: 2,244,866 km (0.08 R)
• M10: 2,716,398 km (0.12 R)
• M11: 3,633,732 km (0.071 R)
• M12: 4,212,377 km (0.099 R)
• M13: 4,703,058 km (0.072 R)
• M14: 6,537,876 km (0.105 R)
• M15: 6,674,907 km (0.039 R)
• M16: 7,049,650 km (0.117 R)
• M17: 7,688,134 km (0.097 R)
• M18: 9,774,575 km (0.117 R)
• M19: 10,946,824 km (0.062 R)
• M20: 11,533,547 km (0.12 R)
• M21: 15,178,798 km (0.112 R)
• M22: 15,580,768 km (0.043 R)
• M23: 16,490,024 km (0.042 R)
• M24: 17,086,620 km (0.051 R)
• M25: 17,785,990 km (0.108 R)
• M26: 21,370,056 km (0.118 R)
• M27: 23,543,114 km (0.086 R)
• M28: 25,070,958 km (0.1 R)
• M29: 25,294,457 km (0.044 R)
• M30: 28,808,511 km (0.115 R)
• M31: 32,369,239 km (0.106 R)
• M32: 32,900,761 km (0.113 R)
• M33: 34,668,259 km (0.059 R)
• M34: 35,928,173 km (0.098 R)
• M35: 39,891,020 km (0.115 R)
• M36: 43,327,433 km (0.072 R)
• M37: 43,972,798 km (0.077 R)
• M38: 51,860,346 km (0.111 R)
• M39: 61,244,321 km (0.036 R)
• M40: 68,816,965 km (0.117 R)
• M41: 76,519,610 km (0.049 R)
• M42: 79,369,449 km (0.082 R)

Kuiper Belt

Range: 30.8 - 46.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 488 - 13,114 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit