🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.79

Radius: 1.26

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 0.43 AU - 0.61 AU

Year: 136 Days

Day: 47.3 Hours

Environment

Temp: 267 °C

Axial Tilt: 18.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.15

Radius: 0.47

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 0.54 AU - 0.74 AU

Year: 185 Days

Day: 15.5 Hours

Environment

Temp: 198 °C

Axial Tilt: 11.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.52

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 0.73 AU - 0.95 AU

Year: 278 Days

Day: 12.3 Hours

Environment

Temp: 168 °C

Axial Tilt: 23.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.25

Radius: 0.57

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 0.85 AU - 1.31 AU

Year: 406 Days

Day: 26 Hours

Environment

Temp: 24 °C

Axial Tilt: 9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.78

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 1.27 AU - 1.51 AU

Year: 593 Days

Day: 37.3 Hours

Environment

Temp: 2 °C

Axial Tilt: 9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 89,500,310 km

• M1: 98,884 km (0.074 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.16

Radius: 1.58

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 2.04 AU - 3.12 AU

Year: 1499 Days

Day: 31.3 Hours

Environment

Temp: -81 °C

Axial Tilt: 7.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 89,500,310 km

• M1: 1,020,557 km (0.113 R)

Planet 7 - Terrestrial

Semi-Major Axis: 3.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.61

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 2.97 AU - 4.79 AU

Year: 2764 Days

Day: 18.3 Hours

Environment

Temp: -111 °C

Axial Tilt: 6.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.08 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 8.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 978.7

Radius: 12.4

Gravity: 6.37 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 7.62 AU - 8.94 AU

Year: 8617 Days

Day: 6.3 Hours

Environment

Temp: -169 °C

Axial Tilt: 96.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 89,500,310 km

• M1: 154,235 km (0.108 R)
• M2: 680,222 km (0.088 R)
• M3: 1,124,078 km (0.071 R)
• M4: 1,536,819 km (0.111 R)
• M5: 1,986,211 km (0.109 R)
• M6: 3,134,674 km (0.114 R)
• M7: 3,764,630 km (0.091 R)
• M8: 5,117,294 km (0.119 R)
• M9: 5,713,591 km (0.05 R)
• M10: 7,913,129 km (0.08 R)
• M11: 8,575,399 km (0.104 R)
• M12: 9,084,181 km (0.118 R)
• M13: 10,315,970 km (0.107 R)
• M14: 11,544,767 km (0.113 R)
• M15: 12,572,803 km (0.091 R)
• M16: 13,848,125 km (0.109 R)
• M17: 14,291,982 km (0.1 R)
• M18: 15,074,678 km (0.115 R)
• M19: 15,612,333 km (0.092 R)
• M20: 17,817,555 km (0.111 R)
• M21: 19,582,660 km (0.062 R)
• M22: 21,377,536 km (0.113 R)
• M23: 23,998,490 km (0.11 R)
• M24: 26,631,563 km (0.097 R)
• M25: 28,118,715 km (0.077 R)
• M26: 29,243,990 km (0.107 R)
• M27: 32,912,130 km (0.068 R)
• M28: 42,865,325 km (0.116 R)
• M29: 48,013,287 km (0.119 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 261.4

Radius: 6.1

Gravity: 7.02 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 12.36 AU - 14.84 AU

Year: 18138 Days

Day: 17.2 Hours

Environment

Temp: -193 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 89,500,310 km

• M1: 75,846 km (0.066 R)
• M2: 1,484,011 km (0.103 R)
• M3: 2,366,489 km (0.099 R)
• M4: 5,644,627 km (0.053 R)
• M5: 8,206,341 km (0.077 R)
• M6: 9,840,847 km (0.098 R)
• M7: 10,254,784 km (0.091 R)
• M8: 11,062,314 km (0.099 R)
• M9: 11,396,815 km (0.055 R)
• M10: 18,634,360 km (0.038 R)
• M11: 19,108,136 km (0.106 R)
• M12: 24,203,739 km (0.081 R)
• M13: 30,244,202 km (0.094 R)
• M14: 38,094,499 km (0.093 R)

Planet 10 - Ice Giant

Semi-Major Axis: 20.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 423

Radius: 7.9

Gravity: 6.78 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 15.36 AU - 24.74 AU

Year: 32468 Days

Day: 15.2 Hours

Environment

Temp: -210 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 89,500,310 km

• M1: 116,537 km (0.055 R)
• M2: 545,284 km (0.116 R)
• M3: 813,513 km (0.075 R)
• M4: 1,186,012 km (0.07 R)
• M5: 1,687,763 km (0.044 R)
• M6: 2,464,176 km (0.06 R)
• M7: 2,892,624 km (0.103 R)
• M8: 3,581,223 km (0.092 R)
• M9: 3,997,405 km (0.104 R)
• M10: 4,590,111 km (0.106 R)
• M11: 5,566,387 km (0.085 R)
• M12: 6,441,984 km (0.091 R)
• M13: 7,009,857 km (0.113 R)
• M14: 7,765,925 km (0.098 R)
• M15: 10,941,588 km (0.075 R)
• M16: 12,887,707 km (0.072 R)
• M17: 14,972,503 km (0.114 R)
• M18: 19,312,636 km (0.106 R)
• M19: 24,424,396 km (0.115 R)
• M20: 30,894,803 km (0.049 R)
• M21: 33,190,083 km (0.067 R)
• M22: 36,473,158 km (0.092 R)
• M23: 37,664,106 km (0.058 R)
• M24: 47,434,343 km (0.06 R)
• M25: 47,963,022 km (0.119 R)
• M26: 57,560,174 km (0.094 R)
• M27: 71,777,657 km (0.091 R)
• M28: 76,749,392 km (0.086 R)
• M29: 81,440,931 km (0.111 R)
• M30: 83,472,321 km (0.039 R)
• M31: 84,759,012 km (0.1 R)

Kuiper Belt

Range: 30.3 - 59.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 321 - 10,681 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit