🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.01

Radius: 1

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 0.46 AU - 0.74 AU

Year: 162 Days

Day: 31.3 Hours

Environment

Temp: 257 °C

Axial Tilt: 5.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.3

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 1.05 AU - 1.59 AU

Year: 528 Days

Day: 27.4 Hours

Environment

Temp: 6 °C

Axial Tilt: 36 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.46 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.88

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 1.12 AU - 1.8 AU

Year: 614 Days

Day: 30.9 Hours

Environment

Temp: 3 °C

Axial Tilt: 43.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 74,934,091 km

• M1: 116,238 km (0.104 R)
• M2: 948,151 km (0.099 R)

Planet 4 - Terrestrial

Semi-Major Axis: 5.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.77

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 4.27 AU - 6.47 AU

Year: 4334 Days

Day: 37.5 Hours

Environment

Temp: -140 °C

Axial Tilt: 42.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.87 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 478

Radius: 10.9

Gravity: 4.02 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 5.15 AU - 7.59 AU

Year: 5599 Days

Day: 13.5 Hours

Environment

Temp: -151 °C

Axial Tilt: 19.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 74,934,091 km

• M1: 137,480 km (0.025 R)
• M2: 676,631 km (0.075 R)
• M3: 1,051,224 km (0.087 R)
• M4: 1,399,937 km (0.105 R)
• M5: 1,750,594 km (0.107 R)
• M6: 2,175,303 km (0.09 R)
• M7: 2,702,934 km (0.066 R)
• M8: 3,082,015 km (0.113 R)
• M9: 4,039,143 km (0.112 R)
• M10: 4,415,082 km (0.075 R)
• M11: 5,183,716 km (0.1 R)
• M12: 7,052,941 km (0.109 R)
• M13: 9,254,124 km (0.071 R)
• M14: 9,953,046 km (0.094 R)
• M15: 10,294,129 km (0.087 R)
• M16: 11,410,278 km (0.114 R)
• M17: 12,165,897 km (0.119 R)
• M18: 13,412,795 km (0.034 R)
• M19: 15,525,566 km (0.115 R)
• M20: 15,927,087 km (0.099 R)
• M21: 16,571,854 km (0.088 R)
• M22: 17,664,666 km (0.11 R)
• M23: 19,858,818 km (0.107 R)
• M24: 24,626,053 km (0.114 R)
• M25: 25,093,996 km (0.08 R)
• M26: 25,967,348 km (0.114 R)
• M27: 26,778,617 km (0.077 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 739.3

Radius: 12.4

Gravity: 4.81 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 6.08 AU - 9.06 AU

Year: 7253 Days

Day: 6.3 Hours

Environment

Temp: -163 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 74,934,091 km

• M1: 157,377 km (0.111 R)
• M2: 849,118 km (0.06 R)
• M3: 1,536,669 km (0.077 R)
• M4: 2,410,470 km (0.115 R)
• M5: 2,839,517 km (0.079 R)
• M6: 3,829,556 km (0.105 R)
• M7: 4,581,584 km (0.079 R)
• M8: 5,713,591 km (0.028 R)
• M9: 6,625,241 km (0.084 R)
• M10: 9,172,743 km (0.037 R)
• M11: 10,134,957 km (0.068 R)
• M12: 13,715,582 km (0.112 R)
• M13: 16,046,316 km (0.11 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 510.4

Radius: 5

Gravity: 20.42 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 12.94 AU - 19.4 AU

Year: 22644 Days

Day: 20.8 Hours

Environment

Temp: -191 °C

Axial Tilt: 29.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 74,934,091 km

• M1: 80,035 km (0.071 R)
• M2: 267,631 km (0.105 R)
• M3: 443,109 km (0.033 R)
• M4: 661,223 km (0.103 R)
• M5: 1,552,377 km (0.099 R)
• M6: 2,424,682 km (0.087 R)
• M7: 2,704,281 km (0.103 R)
• M8: 5,973,593 km (0.11 R)
• M9: 6,976,198 km (0.118 R)
• M10: 7,397,615 km (0.082 R)
• M11: 7,590,147 km (0.05 R)
• M12: 7,985,385 km (0.105 R)
• M13: 8,290,714 km (0.103 R)
• M14: 9,088,220 km (0.032 R)
• M15: 9,253,675 km (0.098 R)
• M16: 10,348,732 km (0.111 R)
• M17: 12,723,897 km (0.115 R)
• M18: 14,519,969 km (0.052 R)
• M19: 14,822,307 km (0.083 R)
• M20: 17,477,968 km (0.039 R)
• M21: 20,059,728 km (0.076 R)
• M22: 22,379,841 km (0.095 R)
• M23: 22,884,734 km (0.095 R)
• M24: 33,059,035 km (0.1 R)
• M25: 33,978,015 km (0.078 R)
• M26: 36,697,255 km (0.063 R)
• M27: 39,999,778 km (0.091 R)
• M28: 45,236,302 km (0.078 R)
• M29: 52,312,580 km (0.027 R)
• M30: 60,091,819 km (0.113 R)
• M31: 65,069,838 km (0.092 R)
• M32: 66,718,855 km (0.089 R)
• M33: 70,100,515 km (0.113 R)

Kuiper Belt

Range: 31.5 - 46.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 479 - 13,887 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit