🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.1

Radius: 1.04

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 0.48 AU - 0.66 AU

Year: 152 Days

Day: 13.5 Hours

Environment

Temp: 220 °C

Axial Tilt: 12.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.49

Radius: 1.17

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 0.67 AU - 0.83 AU

Year: 229 Days

Day: 15.9 Hours

Environment

Temp: 210 °C

Axial Tilt: 22.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.46

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 1.65 AU - 2.49 AU

Year: 1052 Days

Day: 16.9 Hours

Environment

Temp: -59 °C

Axial Tilt: 144.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.03

Radius: 1.01

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 2.4 AU - 3.86 AU

Year: 1955 Days

Day: 44.8 Hours

Environment

Temp: -88 °C

Axial Tilt: 32.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.4 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 378.3

Radius: 13

Gravity: 2.24 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 4.74 AU - 6.6 AU

Year: 4767 Days

Day: 5.7 Hours

Environment

Temp: -145 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 41,490,483 km

• M1: 168,896 km (0.109 R)
• M2: 3,494,157 km (0.111 R)
• M3: 4,958,571 km (0.093 R)
• M4: 7,958,457 km (0.064 R)
• M5: 8,478,908 km (0.117 R)
• M6: 10,298,766 km (0.088 R)
• M7: 11,343,857 km (0.079 R)
• M8: 12,412,285 km (0.068 R)
• M9: 13,066,028 km (0.103 R)
• M10: 15,376,716 km (0.102 R)
• M11: 21,317,547 km (0.081 R)
• M12: 23,291,192 km (0.038 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 271.6

Radius: 10.9

Gravity: 2.29 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 5.66 AU - 7.5 AU

Year: 5960 Days

Day: 10.9 Hours

Environment

Temp: -150 °C

Axial Tilt: 0.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 41,490,483 km

• M1: 135,685 km (0.109 R)
• M2: 478,414 km (0.07 R)
• M3: 846,275 km (0.06 R)
• M4: 1,273,527 km (0.098 R)
• M5: 1,652,608 km (0.073 R)
• M6: 2,233,945 km (0.098 R)
• M7: 2,661,645 km (0.078 R)
• M8: 3,425,642 km (0.113 R)
• M9: 3,870,097 km (0.109 R)
• M10: 4,217,314 km (0.079 R)
• M11: 5,989,749 km (0.058 R)
• M12: 7,137,464 km (0.078 R)
• M13: 8,177,768 km (0.093 R)
• M14: 8,643,017 km (0.093 R)
• M15: 9,665,818 km (0.11 R)
• M16: 11,152,970 km (0.112 R)
• M17: 11,547,460 km (0.09 R)
• M18: 12,318,038 km (0.112 R)
• M19: 16,694,674 km (0.08 R)
• M20: 18,036,716 km (0.115 R)
• M21: 18,642,139 km (0.055 R)
• M22: 20,086,057 km (0.097 R)
• M23: 21,468,192 km (0.117 R)
• M24: 22,217,079 km (0.099 R)
• M25: 23,195,299 km (0.116 R)
• M26: 24,421,404 km (0.073 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 605.2

Radius: 12.6

Gravity: 3.81 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 6.61 AU - 8.09 AU

Year: 7036 Days

Day: 9.5 Hours

Environment

Temp: -160 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 41,490,483 km

• M1: 157,078 km (0.045 R)
• M2: 757,414 km (0.06 R)
• M3: 1,555,668 km (0.113 R)
• M4: 2,708,769 km (0.106 R)
• M5: 3,285,020 km (0.117 R)
• M6: 4,366,911 km (0.066 R)
• M7: 5,076,454 km (0.096 R)
• M8: 6,086,090 km (0.096 R)
• M9: 7,261,929 km (0.083 R)
• M10: 9,432,894 km (0.056 R)
• M11: 10,014,381 km (0.075 R)
• M12: 10,714,798 km (0.113 R)
• M13: 12,371,146 km (0.089 R)
• M14: 19,552,890 km (0.09 R)
• M15: 20,131,834 km (0.11 R)
• M16: 21,248,134 km (0.09 R)
• M17: 22,959,683 km (0.103 R)
• M18: 24,095,579 km (0.118 R)
• M19: 25,782,744 km (0.1 R)
• M20: 29,769,677 km (0.095 R)
• M21: 32,409,930 km (0.091 R)
• M22: 35,844,248 km (0.083 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 685.6

Radius: 13.6

Gravity: 3.71 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 6.9 AU - 9.18 AU

Year: 8050 Days

Day: 6.9 Hours

Environment

Temp: -160 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 41,490,483 km

• M1: 169,195 km (0.116 R)
• M2: 685,158 km (0.099 R)
• M3: 2,195,050 km (0.071 R)
• M4: 2,914,167 km (0.082 R)
• M5: 3,341,119 km (0.084 R)
• M6: 4,164,954 km (0.091 R)
• M7: 4,738,961 km (0.087 R)
• M8: 5,241,909 km (0.042 R)
• M9: 6,012,787 km (0.069 R)
• M10: 7,543,024 km (0.092 R)
• M11: 13,980,968 km (0.118 R)
• M12: 17,393,296 km (0.094 R)
• M13: 19,255,041 km (0.103 R)
• M14: 21,564,533 km (0.096 R)
• M15: 24,573,096 km (0.084 R)
• M16: 27,285,604 km (0.083 R)
• M17: 28,617,474 km (0.091 R)
• M18: 29,299,341 km (0.098 R)
• M19: 31,616,612 km (0.114 R)
• M20: 34,162,469 km (0.072 R)
• M21: 34,599,594 km (0.12 R)
• M22: 35,151,460 km (0.114 R)
• M23: 36,385,942 km (0.082 R)
• M24: 39,060,453 km (0.104 R)
• M25: 39,779,121 km (0.109 R)
• M26: 40,384,843 km (0.043 R)

Kuiper Belt

Range: 31.1 - 58.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 286 - 16,047 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit