🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.18

Radius: 0.5

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 0.71 AU - 0.73 AU

Year: 223 Days

Day: 23 Hours

Environment

Temp: 177 °C

Axial Tilt: 39.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 100,792,144 km

• M1: 73,901 km (0.104 R)
• M2: 114,143 km (0.076 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.88

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 0.68 AU - 0.84 AU

Year: 242 Days

Day: 20.9 Hours

Environment

Temp: 183 °C

Axial Tilt: 1.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 100,792,144 km

• M1: 528,679 km (0.077 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.86

Radius: 0.94

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 0.82 AU - 0.82 AU

Year: 271 Days

Day: 21.5 Hours

Environment

Temp: 172 °C

Axial Tilt: 37.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.23

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 0.95 AU - 1.21 AU

Year: 410 Days

Day: 29.2 Hours

Environment

Temp: 14 °C

Axial Tilt: 14.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 100,792,144 km

• M1: 268,977 km (0.058 R)
• M2: 476,918 km (0.112 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.48

Radius: 0.75

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 1.46 AU - 1.48 AU

Year: 651 Days

Day: 39.5 Hours

Environment

Temp: -44 °C

Axial Tilt: 5.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.84

Radius: 0.93

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 1.25 AU - 2.03 AU

Year: 767 Days

Day: 32.6 Hours

Environment

Temp: -43 °C

Axial Tilt: 9.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.66 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 9.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 855.9

Radius: 9.5

Gravity: 9.48 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 9.19 AU - 10.15 AU

Year: 10983 Days

Day: 8.2 Hours

Environment

Temp: -181 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 100,792,144 km

• M1: 118,182 km (0.097 R)
• M2: 476,768 km (0.087 R)
• M3: 1,070,971 km (0.105 R)
• M4: 2,941,244 km (0.118 R)
• M5: 3,654,227 km (0.032 R)
• M6: 5,249,838 km (0.083 R)
• M7: 8,099,079 km (0.116 R)
• M8: 8,562,982 km (0.045 R)
• M9: 10,929,172 km (0.092 R)
• M10: 13,124,820 km (0.072 R)
• M11: 23,813,438 km (0.086 R)
• M12: 27,259,126 km (0.071 R)
• M13: 33,088,506 km (0.033 R)
• M14: 34,635,647 km (0.056 R)
• M15: 40,363,450 km (0.104 R)
• M16: 43,944,973 km (0.026 R)
• M17: 46,692,487 km (0.115 R)
• M18: 47,732,941 km (0.084 R)
• M19: 51,417,686 km (0.067 R)

Asteroid Belt

Center: 13.72 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 17.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 850.8

Radius: 5.7

Gravity: 26.19 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 13.79 AU - 21.75 AU

Year: 27360 Days

Day: 24.3 Hours

Environment

Temp: -193 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 100,792,144 km

• M1: 77,342 km (0.11 R)
• M2: 410,796 km (0.12 R)
• M3: 601,533 km (0.08 R)
• M4: 1,607,130 km (0.107 R)
• M5: 4,242,895 km (0.061 R)
• M6: 4,731,033 km (0.087 R)
• M7: 5,131,506 km (0.112 R)
• M8: 6,184,526 km (0.087 R)
• M9: 7,217,798 km (0.087 R)
• M10: 8,078,883 km (0.115 R)
• M11: 8,650,796 km (0.031 R)
• M12: 9,249,038 km (0.115 R)
• M13: 10,594,970 km (0.104 R)
• M14: 11,071,140 km (0.099 R)
• M15: 12,736,763 km (0.091 R)
• M16: 17,011,821 km (0.105 R)
• M17: 20,547,268 km (0.085 R)
• M18: 20,967,937 km (0.094 R)
• M19: 23,959,595 km (0.064 R)
• M20: 24,425,742 km (0.118 R)
• M21: 26,722,668 km (0.12 R)
• M22: 26,972,496 km (0.103 R)
• M23: 28,374,677 km (0.096 R)
• M24: 28,896,474 km (0.064 R)
• M25: 29,159,617 km (0.056 R)
• M26: 29,690,989 km (0.063 R)
• M27: 31,323,550 km (0.061 R)
• M28: 34,618,294 km (0.117 R)
• M29: 36,887,095 km (0.065 R)
• M30: 49,354,133 km (0.026 R)
• M31: 51,254,325 km (0.088 R)
• M32: 57,870,440 km (0.052 R)
• M33: 63,912,100 km (0.118 R)
• M34: 64,583,196 km (0.103 R)
• M35: 66,625,057 km (0.112 R)
• M36: 74,727,278 km (0.103 R)
• M37: 77,229,452 km (0.099 R)
• M38: 81,086,683 km (0.071 R)
• M39: 86,154,311 km (0.079 R)
• M40: 90,301,164 km (0.111 R)
• M41: 93,712,893 km (0.091 R)
• M42: 98,097,009 km (0.074 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 347 - 12,955 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit