🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.66

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 0.58 AU - 0.78 AU

Year: 195 Days

Day: 47 Hours

Environment

Temp: 158 °C

Axial Tilt: 2.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.45

Radius: 1.16

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 2.06 AU - 2.68 AU

Year: 1271 Days

Day: 12.1 Hours

Environment

Temp: -72 °C

Axial Tilt: 37.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.9

Radius: 0.96

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 2.63 AU - 2.91 AU

Year: 1606 Days

Day: 41.6 Hours

Environment

Temp: -80 °C

Axial Tilt: 15.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.83

Radius: 0.93

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 3.52 AU - 3.98 AU

Year: 2529 Days

Day: 34.8 Hours

Environment

Temp: -108 °C

Axial Tilt: 25.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.48 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 939.2

Radius: 9.2

Gravity: 11.1 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 5.89 AU - 8.53 AU

Year: 6742 Days

Day: 8 Hours

Environment

Temp: -158 °C

Axial Tilt: 46 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 66,365,013 km

• M1: 118,930 km (0.103 R)
• M2: 664,813 km (0.061 R)
• M3: 1,622,090 km (0.038 R)
• M4: 2,067,293 km (0.063 R)
• M5: 3,337,977 km (0.081 R)
• M6: 3,761,040 km (0.093 R)
• M7: 4,462,654 km (0.061 R)
• M8: 4,859,388 km (0.087 R)
• M9: 6,615,218 km (0.069 R)
• M10: 8,121,968 km (0.104 R)
• M11: 9,427,508 km (0.054 R)
• M12: 12,449,385 km (0.05 R)
• M13: 19,490,059 km (0.06 R)
• M14: 20,398,118 km (0.083 R)
• M15: 21,973,833 km (0.042 R)
• M16: 25,633,745 km (0.113 R)
• M17: 29,092,298 km (0.111 R)
• M18: 39,371,916 km (0.113 R)
• M19: 39,731,100 km (0.049 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 890

Radius: 13.6

Gravity: 4.81 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 7.39 AU - 8.03 AU

Year: 7455 Days

Day: 6.9 Hours

Environment

Temp: -161 °C

Axial Tilt: 3.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 66,365,013 km

• M1: 214,523 km (0.075 R)
• M2: 650,601 km (0.1 R)
• M3: 1,150,408 km (0.096 R)
• M4: 1,708,557 km (0.108 R)
• M5: 2,234,992 km (0.082 R)
• M6: 2,789,103 km (0.088 R)
• M7: 3,342,764 km (0.05 R)
• M8: 4,420,767 km (0.103 R)
• M9: 5,086,328 km (0.119 R)
• M10: 5,784,800 km (0.061 R)
• M11: 6,510,350 km (0.061 R)
• M12: 9,987,902 km (0.058 R)
• M13: 11,610,141 km (0.061 R)
• M14: 13,284,590 km (0.028 R)
• M15: 14,058,310 km (0.066 R)
• M16: 15,500,434 km (0.091 R)
• M17: 16,291,059 km (0.084 R)
• M18: 17,177,725 km (0.096 R)
• M19: 17,881,433 km (0.09 R)
• M20: 19,121,749 km (0.025 R)
• M21: 20,732,320 km (0.034 R)
• M22: 25,648,854 km (0.117 R)
• M23: 27,796,930 km (0.078 R)
• M24: 31,085,091 km (0.118 R)
• M25: 32,662,152 km (0.106 R)
• M26: 37,361,171 km (0.114 R)
• M27: 39,627,878 km (0.1 R)
• M28: 40,362,403 km (0.083 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 227.4

Radius: 11.2

Gravity: 1.81 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 6.93 AU - 8.85 AU

Year: 7718 Days

Day: 13.2 Hours

Environment

Temp: -159 °C

Axial Tilt: 43.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 66,365,013 km

• M1: 140,323 km (0.101 R)
• M2: 547,977 km (0.047 R)
• M3: 1,101,938 km (0.11 R)
• M4: 1,490,444 km (0.077 R)
• M5: 2,054,428 km (0.089 R)
• M6: 2,522,370 km (0.105 R)
• M7: 3,270,209 km (0.054 R)
• M8: 4,068,912 km (0.118 R)
• M9: 4,514,714 km (0.104 R)
• M10: 5,312,220 km (0.113 R)
• M11: 5,702,222 km (0.107 R)
• M12: 6,571,236 km (0.1 R)
• M13: 7,595,383 km (0.118 R)
• M14: 7,947,686 km (0.071 R)
• M15: 9,629,316 km (0.109 R)
• M16: 11,582,615 km (0.12 R)
• M17: 12,288,867 km (0.106 R)
• M18: 14,419,440 km (0.102 R)
• M19: 14,960,984 km (0.094 R)
• M20: 18,185,566 km (0.103 R)
• M21: 20,940,710 km (0.104 R)
• M22: 21,495,419 km (0.043 R)
• M23: 22,059,852 km (0.106 R)
• M24: 24,569,655 km (0.098 R)
• M25: 24,954,271 km (0.047 R)
• M26: 27,018,871 km (0.108 R)
• M27: 27,428,620 km (0.101 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 394.8

Radius: 9.1

Gravity: 4.77 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 11.82 AU - 12.06 AU

Year: 14368 Days

Day: 12.6 Hours

Environment

Temp: -179 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 66,365,013 km

• M1: 113,694 km (0.101 R)
• M2: 398,978 km (0.091 R)
• M3: 1,045,689 km (0.056 R)
• M4: 1,414,149 km (0.073 R)
• M5: 1,868,926 km (0.09 R)
• M6: 2,537,180 km (0.077 R)
• M7: 4,519,052 km (0.102 R)
• M8: 5,241,610 km (0.059 R)
• M9: 6,075,469 km (0.106 R)
• M10: 6,995,196 km (0.09 R)
• M11: 8,317,043 km (0.086 R)
• M12: 11,959,153 km (0.109 R)
• M13: 17,645,518 km (0.107 R)
• M14: 20,153,975 km (0.107 R)
• M15: 23,159,695 km (0.047 R)
• M16: 25,099,830 km (0.075 R)
• M17: 25,385,562 km (0.049 R)
• M18: 39,705,070 km (0.074 R)
• M19: 43,563,947 km (0.109 R)
• M20: 45,231,365 km (0.096 R)
• M21: 47,665,921 km (0.076 R)
• M22: 50,035,701 km (0.104 R)

Planet 9 - Gas Giant

Semi-Major Axis: 12.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 842

Radius: 10.7

Gravity: 7.35 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 11.97 AU - 12.27 AU

Year: 14694 Days

Day: 14.7 Hours

Environment

Temp: -178 °C

Axial Tilt: 15.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 66,365,013 km

• M1: 133,142 km (0.092 R)
• M2: 512,971 km (0.026 R)
• M3: 1,025,942 km (0.068 R)
• M4: 1,586,934 km (0.074 R)
• M5: 2,087,189 km (0.095 R)
• M6: 2,427,674 km (0.106 R)
• M7: 3,681,903 km (0.066 R)
• M8: 5,110,562 km (0.109 R)
• M9: 8,918,875 km (0.112 R)
• M10: 11,702,293 km (0.102 R)
• M11: 12,593,448 km (0.074 R)
• M12: 16,536,997 km (0.057 R)
• M13: 17,576,852 km (0.059 R)
• M14: 22,753,387 km (0.066 R)
• M15: 23,938,502 km (0.104 R)
• M16: 25,268,277 km (0.047 R)
• M17: 27,519,576 km (0.067 R)
• M18: 28,074,733 km (0.085 R)
• M19: 29,901,323 km (0.058 R)
• M20: 32,049,549 km (0.053 R)
• M21: 40,664,441 km (0.112 R)
• M22: 45,731,471 km (0.114 R)
• M23: 47,934,898 km (0.025 R)
• M24: 49,879,221 km (0.057 R)
• M25: 50,373,343 km (0.112 R)
• M26: 52,044,202 km (0.064 R)
• M27: 52,382,742 km (0.113 R)
• M28: 53,064,160 km (0.108 R)
• M29: 59,466,350 km (0.065 R)
• M30: 60,208,057 km (0.101 R)
• M31: 63,815,460 km (0.112 R)

Kuiper Belt

Range: 31.5 - 57.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 217 - 12,790 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit