🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.02

Radius: 1.32

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 0.66 AU - 0.68 AU

Year: 197 Days

Day: 26.5 Hours

Environment

Temp: 185 °C

Axial Tilt: 24.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 68,203,170 km

• M1: 450,290 km (0.078 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.08

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 0.88 AU - 1.22 AU

Year: 387 Days

Day: 30.9 Hours

Environment

Temp: 25 °C

Axial Tilt: 37 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 68,203,170 km

• M1: 283,787 km (0.083 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.01

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 0.98 AU - 1.38 AU

Year: 461 Days

Day: 17.1 Hours

Environment

Temp: 22 °C

Axial Tilt: 42.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.94

Radius: 0.98

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 1.14 AU - 1.26 AU

Year: 473 Days

Day: 22.4 Hours

Environment

Temp: 9 °C

Axial Tilt: 36.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.02

Radius: 1.56

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 1.05 AU - 1.59 AU

Year: 546 Days

Day: 38.8 Hours

Environment

Temp: 0 °C

Axial Tilt: 5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 4.73 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 8.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 882.6

Radius: 10.1

Gravity: 8.65 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 6.89 AU - 9.37 AU

Year: 8343 Days

Day: 11.2 Hours

Environment

Temp: -166 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 68,203,170 km

• M1: 125,662 km (0.045 R)
• M2: 803,490 km (0.113 R)
• M3: 1,170,454 km (0.066 R)
• M4: 1,953,449 km (0.095 R)
• M5: 2,635,166 km (0.111 R)
• M6: 3,098,022 km (0.033 R)
• M7: 3,689,383 km (0.111 R)
• M8: 4,354,345 km (0.058 R)
• M9: 6,204,572 km (0.04 R)
• M10: 7,145,094 km (0.116 R)
• M11: 7,546,913 km (0.052 R)
• M12: 8,264,534 km (0.084 R)
• M13: 10,333,772 km (0.114 R)
• M14: 11,218,644 km (0.108 R)
• M15: 13,020,400 km (0.08 R)
• M16: 14,684,228 km (0.117 R)
• M17: 15,401,250 km (0.038 R)
• M18: 18,058,408 km (0.09 R)
• M19: 19,495,445 km (0.048 R)
• M20: 24,533,303 km (0.06 R)
• M21: 27,059,562 km (0.051 R)
• M22: 33,843,077 km (0.059 R)
• M23: 38,291,669 km (0.114 R)
• M24: 38,904,721 km (0.057 R)
• M25: 40,402,346 km (0.113 R)
• M26: 41,422,005 km (0.085 R)
• M27: 45,262,182 km (0.109 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 692.3

Radius: 10.9

Gravity: 5.83 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 9.1 AU - 11.06 AU

Year: 11518 Days

Day: 14.6 Hours

Environment

Temp: -182 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 68,203,170 km

• M1: 158,723 km (0.033 R)
• M2: 939,624 km (0.106 R)
• M3: 1,305,241 km (0.089 R)
• M4: 1,646,025 km (0.118 R)
• M5: 2,454,452 km (0.096 R)
• M6: 3,742,490 km (0.055 R)
• M7: 4,939,572 km (0.083 R)
• M8: 5,574,017 km (0.086 R)
• M9: 6,075,768 km (0.116 R)
• M10: 7,763,980 km (0.097 R)
• M11: 9,694,540 km (0.106 R)
• M12: 10,262,713 km (0.12 R)
• M13: 11,240,335 km (0.084 R)
• M14: 12,699,812 km (0.092 R)
• M15: 16,421,059 km (0.105 R)
• M16: 20,643,908 km (0.068 R)
• M17: 21,671,944 km (0.086 R)
• M18: 28,048,554 km (0.061 R)
• M19: 29,845,523 km (0.083 R)
• M20: 32,855,133 km (0.083 R)
• M21: 48,847,744 km (0.104 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 405.2

Radius: 6.1

Gravity: 10.89 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 15.36 AU - 15.74 AU

Year: 22068 Days

Day: 17.4 Hours

Environment

Temp: -197 °C

Axial Tilt: 7.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 68,203,170 km

• M1: 75,996 km (0.115 R)
• M2: 310,416 km (0.032 R)
• M3: 543,190 km (0.11 R)
• M4: 948,750 km (0.092 R)
• M5: 2,125,187 km (0.055 R)
• M6: 2,996,745 km (0.108 R)
• M7: 3,873,538 km (0.034 R)
• M8: 6,621,052 km (0.106 R)
• M9: 7,423,346 km (0.112 R)
• M10: 9,273,422 km (0.066 R)
• M11: 14,426,471 km (0.095 R)
• M12: 17,768,188 km (0.109 R)
• M13: 19,045,604 km (0.101 R)
• M14: 21,028,225 km (0.084 R)
• M15: 23,243,769 km (0.109 R)
• M16: 29,163,357 km (0.042 R)
• M17: 29,982,106 km (0.105 R)
• M18: 34,307,130 km (0.105 R)
• M19: 35,350,874 km (0.117 R)
• M20: 36,014,042 km (0.037 R)
• M21: 48,753,946 km (0.042 R)
• M22: 52,265,457 km (0.054 R)
• M23: 62,253,808 km (0.07 R)
• M24: 62,446,340 km (0.104 R)
• M25: 64,000,662 km (0.1 R)

Kuiper Belt

Range: 30.5 - 57.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 419 - 10,647 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit