🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.19

Radius: 1.77

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 0.54 AU - 0.56 AU

Year: 143 Days

Day: 39.8 Hours

Environment

Temp: 257 °C

Axial Tilt: 1.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.43

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 0.92 AU - 1.36 AU

Year: 426 Days

Day: 46.5 Hours

Environment

Temp: 42 °C

Axial Tilt: 16.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.48 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.86

Radius: 1.72

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 1.28 AU - 1.68 AU

Year: 630 Days

Day: 40.5 Hours

Environment

Temp: -17 °C

Axial Tilt: 38.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.74

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 1.67 AU - 2.39 AU

Year: 1012 Days

Day: 28.6 Hours

Environment

Temp: -61 °C

Axial Tilt: 7.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 46,879,613 km

• M1: 39,344 km (0.09 R)
• M2: 1,087,726 km (0.108 R)

Asteroid Belt

Center: 6.28 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 10.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 284.8

Radius: 8.8

Gravity: 3.68 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 9.19 AU - 11.85 AU

Year: 11937 Days

Day: 14.3 Hours

Environment

Temp: -169 °C

Axial Tilt: 15.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 46,879,613 km

• M1: 109,506 km (0.113 R)
• M2: 402,568 km (0.115 R)
• M3: 891,005 km (0.111 R)
• M4: 1,226,254 km (0.104 R)
• M5: 1,743,713 km (0.064 R)
• M6: 2,045,751 km (0.12 R)
• M7: 2,527,755 km (0.059 R)
• M8: 2,999,737 km (0.099 R)
• M9: 3,552,800 km (0.1 R)
• M10: 3,891,340 km (0.113 R)
• M11: 4,358,085 km (0.119 R)
• M12: 4,804,036 km (0.075 R)
• M13: 5,097,996 km (0.089 R)
• M14: 5,561,450 km (0.097 R)
• M15: 6,222,972 km (0.09 R)
• M16: 7,047,406 km (0.088 R)
• M17: 7,902,358 km (0.093 R)
• M18: 9,312,318 km (0.058 R)
• M19: 9,958,431 km (0.099 R)
• M20: 11,135,168 km (0.068 R)
• M21: 11,704,537 km (0.12 R)
• M22: 14,723,273 km (0.092 R)
• M23: 15,282,769 km (0.11 R)
• M24: 15,921,253 km (0.11 R)
• M25: 16,444,546 km (0.108 R)
• M26: 16,979,358 km (0.109 R)
• M27: 19,829,048 km (0.087 R)
• M28: 20,206,334 km (0.111 R)
• M29: 25,646,012 km (0.085 R)
• M30: 26,547,339 km (0.077 R)
• M31: 26,821,701 km (0.04 R)
• M32: 27,938,450 km (0.09 R)
• M33: 28,796,094 km (0.11 R)
• M34: 29,966,847 km (0.117 R)
• M35: 39,183,572 km (0.118 R)

Planet 6 - Ice Giant

Semi-Major Axis: 16.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 207.8

Radius: 7.5

Gravity: 3.69 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 14.64 AU - 18.64 AU

Year: 23747 Days

Day: 22.8 Hours

Environment

Temp: -196 °C

Axial Tilt: 7.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 46,879,613 km

• M1: 93,349 km (0.119 R)
• M2: 473,627 km (0.052 R)
• M3: 1,232,387 km (0.072 R)
• M4: 1,749,248 km (0.071 R)
• M5: 2,131,470 km (0.097 R)
• M6: 2,423,037 km (0.101 R)
• M7: 3,233,708 km (0.11 R)
• M8: 4,273,263 km (0.108 R)
• M9: 7,420,503 km (0.049 R)
• M10: 9,409,257 km (0.064 R)
• M11: 9,772,182 km (0.11 R)
• M12: 16,250,218 km (0.09 R)
• M13: 25,716,472 km (0.115 R)
• M14: 29,068,362 km (0.104 R)
• M15: 38,830,820 km (0.105 R)
• M16: 39,764,760 km (0.115 R)
• M17: 45,981,000 km (0.076 R)
• M18: 55,795,219 km (0.033 R)
• M19: 56,133,160 km (0.036 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 284.9

Radius: 4.7

Gravity: 12.9 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 14.01 AU - 20.55 AU

Year: 25130 Days

Day: 23.6 Hours

Environment

Temp: -187 °C

Axial Tilt: 23.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 46,879,613 km

• M1: 59,540 km (0.05 R)
• M2: 207,043 km (0.1 R)
• M3: 644,468 km (0.109 R)
• M4: 841,638 km (0.084 R)
• M5: 1,018,313 km (0.112 R)
• M6: 1,754,783 km (0.116 R)
• M7: 2,026,902 km (0.104 R)
• M8: 2,411,518 km (0.103 R)
• M9: 2,867,193 km (0.09 R)
• M10: 3,014,696 km (0.105 R)
• M11: 3,245,227 km (0.099 R)
• M12: 3,770,764 km (0.117 R)
• M13: 4,884,370 km (0.059 R)
• M14: 5,059,550 km (0.036 R)
• M15: 6,119,899 km (0.078 R)
• M16: 7,095,277 km (0.056 R)
• M17: 7,550,205 km (0.085 R)
• M18: 9,189,348 km (0.104 R)
• M19: 9,951,400 km (0.096 R)
• M20: 12,424,552 km (0.078 R)
• M21: 12,817,845 km (0.094 R)
• M22: 13,151,747 km (0.035 R)
• M23: 13,767,642 km (0.113 R)
• M24: 17,706,703 km (0.101 R)
• M25: 19,055,029 km (0.103 R)
• M26: 20,470,374 km (0.111 R)
• M27: 23,807,903 km (0.104 R)
• M28: 26,402,229 km (0.032 R)
• M29: 27,711,958 km (0.084 R)
• M30: 28,722,193 km (0.105 R)
• M31: 30,460,071 km (0.047 R)
• M32: 44,934,264 km (0.082 R)
• M33: 49,197,803 km (0.1 R)
• M34: 50,676,877 km (0.1 R)
• M35: 51,847,480 km (0.101 R)
• M36: 56,710,608 km (0.119 R)
• M37: 63,784,343 km (0.081 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 73.4

Radius: 6.3

Gravity: 1.85 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 16.38 AU - 22.12 AU

Year: 29548 Days

Day: 21.3 Hours

Environment

Temp: -195 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 46,879,613 km

• M1: 79,287 km (0.087 R)
• M2: 900,878 km (0.085 R)
• M3: 2,298,571 km (0.11 R)
• M4: 2,507,111 km (0.115 R)
• M5: 3,747,726 km (0.101 R)
• M6: 4,011,018 km (0.054 R)
• M7: 5,319,102 km (0.109 R)
• M8: 5,618,298 km (0.076 R)
• M9: 9,936,739 km (0.113 R)
• M10: 10,649,124 km (0.116 R)
• M11: 13,050,170 km (0.07 R)
• M12: 14,989,856 km (0.067 R)
• M13: 19,274,938 km (0.068 R)
• M14: 28,416,265 km (0.032 R)

Kuiper Belt

Range: 31.4 - 51.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 384 - 16,268 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit