🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.2

Radius: 1.08

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 0.42 AU - 0.68 AU

Year: 142 Days

Day: 31.1 Hours

Environment

Temp: 206 °C

Axial Tilt: 37.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 57,697,217 km

• M1: 178,021 km (0.047 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.86

Radius: 1.72

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 0.55 AU - 0.65 AU

Year: 162 Days

Day: 17.9 Hours

Environment

Temp: 240 °C

Axial Tilt: 39.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.09

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 0.76 AU - 1.14 AU

Year: 322 Days

Day: 16.4 Hours

Environment

Temp: 110 °C

Axial Tilt: 4.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.02

Radius: 1.01

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 1.06 AU - 1.18 AU

Year: 413 Days

Day: 20.4 Hours

Environment

Temp: 98 °C

Axial Tilt: 21.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 5 - Terrestrial

Semi-Major Axis: 1.6 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.6

Radius: 1.47

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 1.52 AU - 1.68 AU

Year: 705 Days

Day: 21.9 Hours

Environment

Temp: -23 °C

Axial Tilt: 5.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 57,697,217 km

• M1: 37,699 km (0.088 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.85

Radius: 0.94

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 4.19 AU - 5.01 AU

Year: 3436 Days

Day: 15.9 Hours

Environment

Temp: -123 °C

Axial Tilt: 20.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.23 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 11.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 575.2

Radius: 10

Gravity: 5.75 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 11.59 AU - 12.11 AU

Year: 14206 Days

Day: 5.5 Hours

Environment

Temp: -183 °C

Axial Tilt: 48.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 57,697,217 km

• M1: 165,904 km (0.115 R)
• M2: 507,735 km (0.112 R)
• M3: 1,476,681 km (0.112 R)
• M4: 2,337,317 km (0.061 R)
• M5: 4,312,159 km (0.071 R)
• M6: 9,803,597 km (0.11 R)
• M7: 10,039,962 km (0.118 R)
• M8: 11,365,549 km (0.067 R)
• M9: 12,190,282 km (0.078 R)
• M10: 12,454,023 km (0.104 R)
• M11: 12,935,877 km (0.066 R)
• M12: 14,266,102 km (0.091 R)
• M13: 14,608,980 km (0.087 R)
• M14: 15,961,046 km (0.106 R)
• M15: 17,688,602 km (0.12 R)
• M16: 17,942,769 km (0.026 R)
• M17: 18,911,864 km (0.098 R)
• M18: 21,481,656 km (0.105 R)
• M19: 22,256,423 km (0.12 R)
• M20: 22,613,065 km (0.107 R)
• M21: 23,044,804 km (0.116 R)
• M22: 25,798,153 km (0.088 R)
• M23: 27,985,423 km (0.098 R)
• M24: 31,013,135 km (0.091 R)
• M25: 35,532,037 km (0.105 R)
• M26: 40,263,519 km (0.046 R)
• M27: 41,129,242 km (0.083 R)
• M28: 50,723,851 km (0.064 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 190.8

Radius: 7.3

Gravity: 3.58 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 15.02 AU - 15.2 AU

Year: 20455 Days

Day: 21 Hours

Environment

Temp: -192 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 57,697,217 km

• M1: 1,814,024 km (0.084 R)
• M2: 4,094,943 km (0.102 R)
• M3: 5,707,757 km (0.041 R)
• M4: 6,436,299 km (0.107 R)
• M5: 9,314,263 km (0.104 R)
• M6: 10,016,774 km (0.092 R)
• M7: 13,497,019 km (0.037 R)
• M8: 14,882,146 km (0.115 R)
• M9: 18,764,959 km (0.113 R)
• M10: 23,441,538 km (0.099 R)
• M11: 23,785,762 km (0.053 R)
• M12: 25,187,494 km (0.11 R)
• M13: 26,996,282 km (0.09 R)
• M14: 27,439,840 km (0.088 R)
• M15: 27,961,787 km (0.105 R)
• M16: 34,029,327 km (0.117 R)
• M17: 38,376,791 km (0.096 R)
• M18: 39,437,888 km (0.098 R)
• M19: 46,590,910 km (0.087 R)
• M20: 49,240,588 km (0.041 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 161

Radius: 3

Gravity: 17.89 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 14.81 AU - 21.77 AU

Year: 27240 Days

Day: 22.4 Hours

Environment

Temp: -189 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 57,697,217 km

• M1: 65,225 km (0.113 R)
• M2: 170,093 km (0.089 R)
• M3: 483,800 km (0.052 R)
• M4: 557,701 km (0.067 R)
• M5: 697,425 km (0.109 R)
• M6: 1,041,949 km (0.086 R)
• M7: 1,387,071 km (0.119 R)
• M8: 2,320,712 km (0.071 R)
• M9: 3,330,946 km (0.083 R)
• M10: 3,757,300 km (0.075 R)
• M11: 3,965,092 km (0.047 R)
• M12: 4,753,622 km (0.05 R)
• M13: 4,919,975 km (0.112 R)
• M14: 6,278,473 km (0.074 R)
• M15: 9,729,995 km (0.092 R)
• M16: 10,111,918 km (0.072 R)
• M17: 11,661,603 km (0.071 R)
• M18: 15,568,650 km (0.086 R)
• M19: 15,990,367 km (0.096 R)
• M20: 16,479,402 km (0.081 R)
• M21: 17,100,981 km (0.087 R)
• M22: 17,926,163 km (0.103 R)
• M23: 17,990,490 km (0.119 R)
• M24: 18,508,997 km (0.112 R)
• M25: 18,639,745 km (0.092 R)
• M26: 19,101,105 km (0.067 R)
• M27: 23,067,992 km (0.049 R)
• M28: 29,514,463 km (0.117 R)
• M29: 31,526,554 km (0.087 R)
• M30: 31,697,246 km (0.092 R)
• M31: 32,557,583 km (0.072 R)
• M32: 34,401,676 km (0.094 R)
• M33: 34,758,766 km (0.075 R)
• M34: 34,848,226 km (0.084 R)
• M35: 39,472,595 km (0.115 R)
• M36: 40,625,396 km (0.076 R)
• M37: 50,552,860 km (0.115 R)
• M38: 54,513,464 km (0.102 R)

Kuiper Belt

Range: 31.5 - 52.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 550 - 16,075 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit