🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.62

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 0.51 AU - 0.59 AU

Year: 150 Days

Day: 21.4 Hours

Environment

Temp: 224 °C

Axial Tilt: 0.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.94

Radius: 1.3

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 0.52 AU - 0.66 AU

Year: 166 Days

Day: 44.9 Hours

Environment

Temp: 157 °C

Axial Tilt: 31.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.12

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 0.59 AU - 0.75 AU

Year: 201 Days

Day: 31.8 Hours

Environment

Temp: 146 °C

Axial Tilt: 34.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.01

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.61 AU - 1.01 AU

Year: 268 Days

Day: 40.7 Hours

Environment

Temp: 165 °C

Axial Tilt: 38.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 5 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.37

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 0.82 AU - 1.16 AU

Year: 362 Days

Day: 19 Hours

Environment

Temp: 37 °C

Axial Tilt: 31.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 75,446,676 km

• M1: 218,413 km (0.106 R)

Planet 6 - Terrestrial

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.87

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 1.4 AU - 1.6 AU

Year: 674 Days

Day: 46.6 Hours

Environment

Temp: -30 °C

Axial Tilt: 33.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.91

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 1.6 AU - 2.3 AU

Year: 1000 Days

Day: 34.6 Hours

Environment

Temp: -72 °C

Axial Tilt: 27 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.96 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 11.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 323.8

Radius: 10.6

Gravity: 2.88 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 11.54 AU - 12.4 AU

Year: 15202 Days

Day: 14.3 Hours

Environment

Temp: -173 °C

Axial Tilt: 43.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 75,446,676 km

• M1: 150,196 km (0.057 R)
• M2: 594,352 km (0.075 R)
• M3: 997,219 km (0.117 R)
• M4: 1,715,140 km (0.103 R)
• M5: 4,499,754 km (0.107 R)
• M6: 5,995,583 km (0.047 R)
• M7: 7,379,214 km (0.103 R)
• M8: 8,145,903 km (0.12 R)
• M9: 8,778,403 km (0.072 R)
• M10: 11,528,610 km (0.036 R)
• M11: 12,679,018 km (0.104 R)
• M12: 14,415,849 km (0.117 R)
• M13: 14,873,768 km (0.093 R)
• M14: 23,050,040 km (0.104 R)
• M15: 26,200,721 km (0.108 R)
• M16: 28,590,247 km (0.064 R)
• M17: 29,522,691 km (0.056 R)
• M18: 30,905,275 km (0.117 R)
• M19: 34,375,347 km (0.048 R)
• M20: 35,075,764 km (0.042 R)
• M21: 35,785,606 km (0.065 R)
• M22: 43,964,869 km (0.088 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 473.8

Radius: 5.5

Gravity: 15.66 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 11.46 AU - 19.06 AU

Year: 21883 Days

Day: 21.4 Hours

Environment

Temp: -202 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 75,446,676 km

• M1: 69,114 km (0.097 R)
• M2: 622,477 km (0.063 R)
• M3: 971,339 km (0.085 R)
• M4: 1,197,232 km (0.066 R)
• M5: 3,954,470 km (0.095 R)
• M6: 4,205,795 km (0.047 R)
• M7: 6,401,143 km (0.111 R)
• M8: 8,161,611 km (0.085 R)
• M9: 10,816,225 km (0.111 R)
• M10: 11,560,175 km (0.069 R)
• M11: 16,430,633 km (0.065 R)
• M12: 18,087,729 km (0.09 R)
• M13: 26,050,973 km (0.062 R)
• M14: 31,775,934 km (0.109 R)
• M15: 37,444,497 km (0.118 R)
• M16: 38,426,756 km (0.057 R)
• M17: 40,736,398 km (0.118 R)
• M18: 42,984,106 km (0.093 R)
• M19: 47,398,589 km (0.044 R)
• M20: 69,750,905 km (0.075 R)

Planet 10 - Ice Giant

Semi-Major Axis: 19.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 265.7

Radius: 7.5

Gravity: 4.72 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 19.27 AU - 19.81 AU

Year: 31707 Days

Day: 20.3 Hours

Environment

Temp: -191 °C

Axial Tilt: 29.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 75,446,676 km

• M1: 93,499 km (0.084 R)
• M2: 342,579 km (0.086 R)
• M3: 635,043 km (0.112 R)
• M4: 1,174,493 km (0.113 R)
• M5: 1,950,158 km (0.109 R)
• M6: 2,273,588 km (0.06 R)
• M7: 4,293,758 km (0.106 R)
• M8: 5,918,690 km (0.069 R)
• M9: 7,238,143 km (0.086 R)
• M10: 13,828,977 km (0.09 R)
• M11: 15,334,380 km (0.11 R)
• M12: 19,846,701 km (0.11 R)
• M13: 24,632,935 km (0.09 R)
• M14: 25,939,523 km (0.071 R)
• M15: 29,648,652 km (0.068 R)
• M16: 30,504,651 km (0.117 R)
• M17: 30,876,552 km (0.075 R)
• M18: 32,523,026 km (0.09 R)
• M19: 32,781,381 km (0.065 R)
• M20: 33,302,281 km (0.102 R)
• M21: 39,109,820 km (0.042 R)
• M22: 47,191,097 km (0.107 R)
• M23: 48,357,362 km (0.063 R)
• M24: 53,036,185 km (0.082 R)
• M25: 53,934,520 km (0.075 R)
• M26: 63,684,711 km (0.114 R)
• M27: 75,220,801 km (0.094 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 454 - 19,720 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit