🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.75

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 0.48 AU - 0.76 AU

Year: 172 Days

Day: 47.3 Hours

Environment

Temp: 188 °C

Axial Tilt: 29.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.79

Radius: 1.26

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 0.82 AU - 1.1 AU

Year: 332 Days

Day: 13.7 Hours

Environment

Temp: 161 °C

Axial Tilt: 0.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 67,348,953 km

• M1: 186,399 km (0.07 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.97

Radius: 0.99

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 0.84 AU - 1.36 AU

Year: 407 Days

Day: 18.1 Hours

Environment

Temp: 30 °C

Axial Tilt: 20.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 67,348,953 km

• M1: 106,962 km (0.096 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.57

Radius: 1.2

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 2.05 AU - 2.83 AU

Year: 1346 Days

Day: 42 Hours

Environment

Temp: -76 °C

Axial Tilt: 17.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 67,348,953 km

• M1: 219,909 km (0.099 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.41

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 2.16 AU - 3.48 AU

Year: 1672 Days

Day: 28.5 Hours

Environment

Temp: -80 °C

Axial Tilt: 31.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.55 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 8.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 342.4

Radius: 13.3

Gravity: 1.94 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 7.3 AU - 9.26 AU

Year: 8413 Days

Day: 8 Hours

Environment

Temp: -170 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 67,348,953 km

• M1: 165,455 km (0.058 R)
• M2: 738,116 km (0.103 R)
• M3: 1,355,806 km (0.086 R)
• M4: 1,973,046 km (0.098 R)
• M5: 3,492,063 km (0.076 R)
• M6: 4,014,010 km (0.093 R)
• M7: 4,510,077 km (0.062 R)
• M8: 6,282,363 km (0.093 R)
• M9: 8,967,495 km (0.109 R)
• M10: 12,137,922 km (0.074 R)
• M11: 17,116,091 km (0.097 R)
• M12: 18,226,855 km (0.103 R)
• M13: 19,385,191 km (0.089 R)
• M14: 22,843,146 km (0.11 R)
• M15: 23,470,111 km (0.101 R)
• M16: 24,270,011 km (0.062 R)
• M17: 25,503,744 km (0.065 R)
• M18: 27,038,918 km (0.06 R)
• M19: 30,859,647 km (0.078 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 579.1

Radius: 8.4

Gravity: 8.21 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 8.97 AU - 10.83 AU

Year: 10999 Days

Day: 5.4 Hours

Environment

Temp: -175 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 67,348,953 km

• M1: 105,167 km (0.057 R)
• M2: 376,239 km (0.062 R)
• M3: 706,252 km (0.083 R)
• M4: 1,063,491 km (0.094 R)
• M5: 3,074,386 km (0.057 R)
• M6: 4,043,780 km (0.091 R)
• M7: 5,568,182 km (0.053 R)
• M8: 6,273,836 km (0.062 R)
• M9: 6,958,695 km (0.058 R)
• M10: 9,075,804 km (0.053 R)
• M11: 10,775,684 km (0.098 R)
• M12: 12,153,929 km (0.085 R)
• M13: 12,855,693 km (0.067 R)
• M14: 13,338,445 km (0.106 R)
• M15: 14,021,659 km (0.119 R)
• M16: 15,390,779 km (0.072 R)
• M17: 16,704,248 km (0.099 R)
• M18: 28,768,419 km (0.086 R)
• M19: 29,907,906 km (0.07 R)
• M20: 31,401,341 km (0.063 R)
• M21: 36,179,347 km (0.078 R)
• M22: 37,020,237 km (0.101 R)
• M23: 38,865,676 km (0.045 R)
• M24: 40,129,479 km (0.073 R)
• M25: 43,274,176 km (0.1 R)
• M26: 44,768,958 km (0.095 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 324.3

Radius: 6.8

Gravity: 7.01 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 13.45 AU - 15.83 AU

Year: 19779 Days

Day: 21.9 Hours

Environment

Temp: -193 °C

Axial Tilt: 153.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 67,348,953 km

• M1: 85,121 km (0.025 R)
• M2: 339,138 km (0.098 R)
• M3: 718,967 km (0.061 R)
• M4: 1,402,779 km (0.109 R)
• M5: 1,802,056 km (0.047 R)
• M6: 2,561,864 km (0.119 R)
• M7: 2,919,402 km (0.081 R)
• M8: 3,134,973 km (0.071 R)
• M9: 4,790,722 km (0.115 R)
• M10: 5,585,087 km (0.093 R)
• M11: 7,388,190 km (0.078 R)
• M12: 8,207,388 km (0.106 R)
• M13: 8,493,419 km (0.073 R)
• M14: 9,864,184 km (0.081 R)
• M15: 11,612,834 km (0.052 R)
• M16: 13,165,959 km (0.04 R)
• M17: 16,907,103 km (0.068 R)
• M18: 18,323,495 km (0.093 R)
• M19: 20,681,457 km (0.11 R)
• M20: 21,480,459 km (0.092 R)
• M21: 22,207,654 km (0.094 R)
• M22: 29,065,669 km (0.117 R)
• M23: 32,139,906 km (0.077 R)
• M24: 32,613,084 km (0.083 R)
• M25: 34,428,753 km (0.094 R)
• M26: 37,733,819 km (0.087 R)
• M27: 43,943,327 km (0.073 R)
• M28: 53,071,191 km (0.094 R)
• M29: 54,733,822 km (0.116 R)
• M30: 56,430,860 km (0.062 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 406.1

Radius: 7.5

Gravity: 7.22 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 15.26 AU - 15.82 AU

Year: 21631 Days

Day: 24 Hours

Environment

Temp: -191 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 67,348,953 km

• M1: 100,679 km (0.025 R)
• M2: 373,995 km (0.113 R)
• M3: 655,837 km (0.068 R)
• M4: 933,042 km (0.11 R)
• M5: 1,507,348 km (0.056 R)
• M6: 1,837,511 km (0.098 R)
• M7: 2,644,442 km (0.047 R)
• M8: 3,076,929 km (0.068 R)
• M9: 7,210,468 km (0.101 R)
• M10: 8,550,715 km (0.039 R)
• M11: 9,014,768 km (0.089 R)
• M12: 11,040,622 km (0.072 R)
• M13: 14,839,510 km (0.115 R)
• M14: 19,782,673 km (0.109 R)
• M15: 20,961,953 km (0.089 R)
• M16: 30,797,714 km (0.069 R)
• M17: 34,014,217 km (0.111 R)
• M18: 35,968,265 km (0.093 R)
• M19: 44,381,350 km (0.069 R)

Kuiper Belt

Range: 31.1 - 60.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 388 - 12,295 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit