🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.82

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 0.49 AU - 0.61 AU

Year: 263 Days

Day: 46.3 Hours

Environment

Temp: -121 °C

Axial Tilt: 32.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.76

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 0.51 AU - 0.77 AU

Year: 331 Days

Day: 13.4 Hours

Environment

Temp: -135 °C

Axial Tilt: 33.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 21,839,165 km

• M1: 43,832 km (0.102 R)

Asteroid Belt

Center: 0.93 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 1.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 309.1

Radius: 8.8

Gravity: 3.99 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 0.91 AU - 1.51 AU

Year: 859 Days

Day: 14.9 Hours

Environment

Temp: -170 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 21,839,165 km

• M1: 109,805 km (0.117 R)
• M2: 591,809 km (0.031 R)
• M3: 1,050,177 km (0.044 R)
• M4: 1,686,267 km (0.092 R)
• M5: 2,001,320 km (0.061 R)
• M6: 2,622,151 km (0.098 R)
• M7: 3,265,871 km (0.087 R)
• M8: 3,719,153 km (0.096 R)
• M9: 4,578,144 km (0.073 R)
• M10: 5,617,400 km (0.093 R)
• M11: 6,991,905 km (0.11 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 544.9

Radius: 11

Gravity: 4.5 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 1.11 AU - 1.47 AU

Year: 946 Days

Day: 11.1 Hours

Environment

Temp: -161 °C

Axial Tilt: 21.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 21,839,165 km

• M1: 137,032 km (0.109 R)
• M2: 623,524 km (0.055 R)
• M3: 1,520,064 km (0.112 R)
• M4: 2,108,732 km (0.114 R)
• M5: 2,518,181 km (0.117 R)
• M6: 3,121,060 km (0.117 R)
• M7: 3,555,792 km (0.112 R)
• M8: 4,300,191 km (0.047 R)
• M9: 5,559,506 km (0.091 R)
• M10: 5,914,801 km (0.103 R)
• M11: 6,649,326 km (0.1 R)
• M12: 7,118,615 km (0.117 R)
• M13: 7,876,178 km (0.082 R)
• M14: 8,249,425 km (0.061 R)
• M15: 8,977,817 km (0.109 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 288.8

Radius: 9.8

Gravity: 3.01 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 1.45 AU - 1.87 AU

Year: 1381 Days

Day: 9.3 Hours

Environment

Temp: -180 °C

Axial Tilt: 46.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 21,839,165 km

• M1: 122,072 km (0.068 R)
• M2: 468,840 km (0.075 R)
• M3: 814,261 km (0.087 R)
• M4: 1,565,542 km (0.119 R)
• M5: 1,933,702 km (0.12 R)
• M6: 2,761,726 km (0.081 R)
• M7: 3,515,101 km (0.096 R)
• M8: 5,661,232 km (0.093 R)
• M9: 6,494,941 km (0.109 R)
• M10: 7,056,382 km (0.116 R)
• M11: 8,936,229 km (0.057 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 940.1

Radius: 12.3

Gravity: 6.21 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 1.83 AU - 3.05 AU

Year: 2461 Days

Day: 14.2 Hours

Environment

Temp: -197 °C

Axial Tilt: 15.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 21,839,165 km

• M1: 218,862 km (0.053 R)
• M2: 686,056 km (0.061 R)
• M3: 1,365,829 km (0.086 R)
• M4: 1,758,373 km (0.099 R)
• M5: 2,187,420 km (0.113 R)
• M6: 2,859,264 km (0.098 R)
• M7: 3,350,693 km (0.05 R)
• M8: 5,469,897 km (0.051 R)
• M9: 6,885,990 km (0.052 R)
• M10: 7,553,795 km (0.091 R)
• M11: 9,089,716 km (0.105 R)
• M12: 11,311,693 km (0.102 R)
• M13: 15,392,125 km (0.094 R)
• M14: 19,937,507 km (0.109 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 529.9

Radius: 13

Gravity: 3.14 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 2.48 AU - 2.58 AU

Year: 2598 Days

Day: 6.1 Hours

Environment

Temp: -197 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 21,839,165 km

• M1: 161,715 km (0.087 R)
• M2: 608,265 km (0.101 R)
• M3: 1,105,528 km (0.098 R)
• M4: 1,633,310 km (0.05 R)
• M5: 2,113,070 km (0.12 R)
• M6: 2,926,583 km (0.115 R)
• M7: 3,449,876 km (0.079 R)
• M8: 4,903,968 km (0.111 R)
• M9: 5,312,819 km (0.09 R)
• M10: 6,251,695 km (0.086 R)
• M11: 9,527,888 km (0.036 R)
• M12: 10,313,876 km (0.039 R)
• M13: 10,723,026 km (0.109 R)
• M14: 12,138,072 km (0.085 R)
• M15: 13,718,723 km (0.114 R)
• M16: 14,628,428 km (0.107 R)
• M17: 15,240,881 km (0.112 R)

Asteroid Belt

Center: 3.03 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 3.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 353.3

Radius: 13.8

Gravity: 1.86 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 3.22 AU - 3.84 AU

Year: 4282 Days

Day: 13 Hours

Environment

Temp: -212 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 21,839,165 km

• M1: 172,038 km (0.11 R)
• M2: 943,215 km (0.115 R)
• M3: 1,846,636 km (0.098 R)
• M4: 2,613,026 km (0.053 R)
• M5: 3,508,220 km (0.073 R)
• M6: 4,017,750 km (0.075 R)
• M7: 4,465,197 km (0.071 R)
• M8: 6,601,305 km (0.088 R)
• M9: 7,044,863 km (0.085 R)
• M10: 7,959,504 km (0.101 R)
• M11: 9,203,411 km (0.06 R)
• M12: 10,218,582 km (0.028 R)
• M13: 11,815,090 km (0.057 R)
• M14: 12,560,836 km (0.03 R)
• M15: 13,014,117 km (0.055 R)
• M16: 16,879,427 km (0.087 R)
• M17: 20,316,288 km (0.052 R)
• M18: 20,878,627 km (0.06 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 446 - 11,599 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit