🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.54

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 0.74 AU - 0.78 AU

Year: 241 Days

Day: 15.2 Hours

Environment

Temp: 144 °C

Axial Tilt: 1.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.99

Radius: 1

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 0.99 AU - 1.41 AU

Year: 478 Days

Day: 16.3 Hours

Environment

Temp: -3 °C

Axial Tilt: 19.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.2

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 1.19 AU - 1.21 AU

Year: 478 Days

Day: 31.4 Hours

Environment

Temp: 0 °C

Axial Tilt: 110.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 3.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.43

Radius: 1.15

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 2.73 AU - 3.93 AU

Year: 2208 Days

Day: 38 Hours

Environment

Temp: -117 °C

Axial Tilt: 24 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 97,003,909 km

• M1: 29,770 km (0.113 R)

Asteroid Belt

Center: 5.64 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 648.9

Radius: 14.9

Gravity: 2.92 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 6.55 AU - 9.35 AU

Year: 8147 Days

Day: 14.5 Hours

Environment

Temp: -167 °C

Axial Tilt: 24.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 97,003,909 km

• M1: 185,801 km (0.102 R)
• M2: 1,311,225 km (0.115 R)
• M3: 2,723,728 km (0.116 R)
• M4: 4,138,326 km (0.088 R)
• M5: 9,282,398 km (0.119 R)
• M6: 11,567,506 km (0.106 R)
• M7: 16,218,504 km (0.031 R)
• M8: 19,883,801 km (0.075 R)
• M9: 22,559,359 km (0.12 R)
• M10: 24,327,157 km (0.067 R)
• M11: 33,813,457 km (0.102 R)
• M12: 37,956,570 km (0.084 R)
• M13: 40,452,760 km (0.087 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 531.2

Radius: 12

Gravity: 3.69 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 9.56 AU - 12.94 AU

Year: 13714 Days

Day: 5.8 Hours

Environment

Temp: -174 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 97,003,909 km

• M1: 149,448 km (0.06 R)
• M2: 1,169,556 km (0.108 R)
• M3: 1,779,766 km (0.06 R)
• M4: 2,187,270 km (0.068 R)
• M5: 2,574,430 km (0.081 R)
• M6: 3,218,748 km (0.067 R)
• M7: 3,592,593 km (0.115 R)
• M8: 4,369,604 km (0.073 R)
• M9: 4,990,884 km (0.113 R)
• M10: 5,425,616 km (0.099 R)
• M11: 6,106,884 km (0.078 R)
• M12: 6,844,252 km (0.094 R)
• M13: 7,771,460 km (0.054 R)
• M14: 8,311,359 km (0.071 R)
• M15: 10,135,555 km (0.053 R)
• M16: 10,890,875 km (0.109 R)
• M17: 13,131,252 km (0.068 R)
• M18: 16,090,897 km (0.064 R)
• M19: 18,663,232 km (0.098 R)
• M20: 20,130,637 km (0.115 R)
• M21: 22,294,421 km (0.061 R)
• M22: 24,039,480 km (0.054 R)
• M23: 24,513,556 km (0.088 R)
• M24: 26,072,366 km (0.084 R)
• M25: 27,181,784 km (0.058 R)
• M26: 35,969,013 km (0.106 R)
• M27: 39,273,331 km (0.025 R)
• M28: 43,052,771 km (0.086 R)
• M29: 47,661,283 km (0.069 R)
• M30: 52,429,566 km (0.091 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 754.2

Radius: 4.6

Gravity: 35.64 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 10.62 AU - 14.9 AU

Year: 16566 Days

Day: 18 Hours

Environment

Temp: -186 °C

Axial Tilt: 13 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 97,003,909 km

• M1: 57,296 km (0.043 R)
• M2: 227,538 km (0.117 R)
• M3: 397,332 km (0.104 R)
• M4: 555,008 km (0.113 R)
• M5: 2,242,023 km (0.082 R)
• M6: 4,521,745 km (0.106 R)
• M7: 5,334,810 km (0.065 R)
• M8: 8,202,900 km (0.089 R)
• M9: 9,133,997 km (0.108 R)
• M10: 10,019,018 km (0.051 R)
• M11: 13,496,570 km (0.116 R)
• M12: 14,495,286 km (0.028 R)
• M13: 14,641,742 km (0.072 R)
• M14: 16,718,759 km (0.095 R)
• M15: 18,896,754 km (0.069 R)
• M16: 20,695,519 km (0.101 R)
• M17: 23,805,808 km (0.119 R)
• M18: 25,259,451 km (0.098 R)
• M19: 25,685,356 km (0.111 R)
• M20: 29,855,097 km (0.084 R)
• M21: 31,666,578 km (0.104 R)
• M22: 36,175,907 km (0.115 R)
• M23: 42,129,304 km (0.098 R)
• M24: 44,096,366 km (0.089 R)
• M25: 45,336,831 km (0.117 R)
• M26: 46,282,290 km (0.108 R)
• M27: 47,240,913 km (0.03 R)
• M28: 48,703,382 km (0.073 R)
• M29: 53,621,113 km (0.096 R)
• M30: 64,033,723 km (0.12 R)
• M31: 64,231,043 km (0.077 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 611.1

Radius: 3.5

Gravity: 49.89 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 15.4 AU - 22.92 AU

Year: 30481 Days

Day: 16.5 Hours

Environment

Temp: -205 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 97,003,909 km

• M1: 43,533 km (0.038 R)
• M2: 198,816 km (0.113 R)
• M3: 455,825 km (0.108 R)
• M4: 572,062 km (0.065 R)
• M5: 819,198 km (0.074 R)
• M6: 980,464 km (0.083 R)
• M7: 2,082,103 km (0.043 R)
• M8: 2,194,900 km (0.094 R)
• M9: 2,457,594 km (0.087 R)
• M10: 3,371,936 km (0.098 R)
• M11: 4,025,080 km (0.073 R)
• M12: 4,492,274 km (0.099 R)
• M13: 10,766,559 km (0.034 R)
• M14: 14,560,510 km (0.115 R)
• M15: 15,653,173 km (0.086 R)
• M16: 16,889,600 km (0.096 R)
• M17: 19,059,666 km (0.086 R)
• M18: 21,091,804 km (0.071 R)
• M19: 21,302,737 km (0.085 R)
• M20: 22,160,082 km (0.093 R)
• M21: 26,671,206 km (0.104 R)
• M22: 32,313,140 km (0.117 R)
• M23: 33,730,430 km (0.072 R)
• M24: 33,874,343 km (0.113 R)
• M25: 39,016,471 km (0.072 R)
• M26: 39,493,688 km (0.094 R)
• M27: 47,126,321 km (0.119 R)
• M28: 50,812,562 km (0.05 R)
• M29: 55,084,330 km (0.107 R)
• M30: 55,484,205 km (0.101 R)
• M31: 61,072,583 km (0.055 R)
• M32: 69,091,178 km (0.108 R)
• M33: 75,545,429 km (0.096 R)
• M34: 78,791,403 km (0.107 R)
• M35: 80,320,593 km (0.088 R)
• M36: 81,609,678 km (0.089 R)
• M37: 83,437,764 km (0.103 R)
• M38: 86,904,694 km (0.089 R)
• M39: 87,718,058 km (0.1 R)
• M40: 88,263,193 km (0.087 R)

Kuiper Belt

Range: 30.2 - 47.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 462 - 18,826 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit