🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.58

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 0.53 AU - 0.59 AU

Year: 271 Days

Day: 36.2 Hours

Environment

Temp: -115 °C

Axial Tilt: 45.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 304.2

Radius: 14.3

Gravity: 1.49 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 1.17 AU - 1.39 AU

Year: 935 Days

Day: 5.7 Hours

Environment

Temp: -177 °C

Axial Tilt: 20.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 78,959,672 km

• M1: 179,368 km (0.056 R)
• M2: 655,687 km (0.088 R)
• M3: 1,540,110 km (0.092 R)
• M4: 2,552,588 km (0.112 R)
• M5: 3,381,510 km (0.048 R)
• M6: 4,278,350 km (0.112 R)
• M7: 5,311,173 km (0.097 R)
• M8: 6,405,332 km (0.051 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 862.3

Radius: 12.1

Gravity: 5.89 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 1.51 AU - 1.61 AU

Year: 1258 Days

Day: 10.6 Hours

Environment

Temp: -170 °C

Axial Tilt: 48.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 78,959,672 km

• M1: 150,495 km (0.084 R)
• M2: 620,532 km (0.109 R)
• M3: 1,022,801 km (0.116 R)
• M4: 1,408,763 km (0.031 R)
• M5: 2,708,769 km (0.108 R)
• M6: 3,286,216 km (0.098 R)
• M7: 4,260,697 km (0.069 R)
• M8: 5,004,647 km (0.107 R)
• M9: 5,418,734 km (0.088 R)
• M10: 5,833,270 km (0.055 R)
• M11: 6,411,166 km (0.048 R)
• M12: 7,362,609 km (0.112 R)
• M13: 9,989,697 km (0.07 R)
• M14: 10,750,552 km (0.092 R)
• M15: 11,407,735 km (0.109 R)
• M16: 12,387,751 km (0.057 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 706

Radius: 9.7

Gravity: 7.5 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 1.58 AU - 1.62 AU

Year: 1307 Days

Day: 11.1 Hours

Environment

Temp: -171 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 78,959,672 km

• M1: 120,576 km (0.107 R)
• M2: 428,000 km (0.1 R)
• M3: 836,252 km (0.047 R)
• M4: 1,460,674 km (0.116 R)
• M5: 2,895,766 km (0.116 R)
• M6: 3,297,137 km (0.082 R)
• M7: 3,901,213 km (0.078 R)
• M8: 4,247,832 km (0.074 R)
• M9: 4,596,245 km (0.037 R)
• M10: 6,395,309 km (0.117 R)
• M11: 7,811,103 km (0.107 R)
• M12: 8,506,434 km (0.116 R)
• M13: 9,798,361 km (0.047 R)
• M14: 10,376,258 km (0.108 R)
• M15: 11,389,933 km (0.1 R)
• M16: 11,849,049 km (0.066 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 596

Radius: 12.9

Gravity: 3.58 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 1.69 AU - 2.01 AU

Year: 1625 Days

Day: 13.6 Hours

Environment

Temp: -176 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 78,959,672 km

• M1: 160,519 km (0.05 R)
• M2: 565,480 km (0.111 R)
• M3: 1,041,650 km (0.077 R)
• M4: 1,999,525 km (0.093 R)
• M5: 2,640,851 km (0.034 R)
• M6: 3,054,190 km (0.101 R)
• M7: 3,673,525 km (0.111 R)
• M8: 4,228,234 km (0.087 R)
• M9: 4,661,021 km (0.068 R)
• M10: 5,123,428 km (0.09 R)
• M11: 5,594,512 km (0.074 R)
• M12: 6,117,805 km (0.055 R)
• M13: 7,422,598 km (0.057 R)
• M14: 8,197,963 km (0.072 R)
• M15: 10,373,864 km (0.04 R)
• M16: 11,060,668 km (0.116 R)
• M17: 11,668,185 km (0.094 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 88.3

Radius: 12

Gravity: 0.61 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 1.72 AU - 2.48 AU

Year: 1965 Days

Day: 6.7 Hours

Environment

Temp: -189 °C

Axial Tilt: 49.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 78,959,672 km

• M1: 149,299 km (0.119 R)
• M2: 533,616 km (0.064 R)
• M3: 983,456 km (0.056 R)
• M4: 1,442,722 km (0.079 R)
• M5: 2,355,718 km (0.106 R)
• M6: 3,049,253 km (0.032 R)
• M7: 4,419,121 km (0.073 R)
• M8: 5,699,529 km (0.057 R)
• M9: 6,223,870 km (0.073 R)
• M10: 7,235,451 km (0.113 R)
• M11: 7,874,533 km (0.062 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 940.6

Radius: 10.8

Gravity: 8.06 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 2.21 AU - 2.29 AU

Year: 2179 Days

Day: 10.1 Hours

Environment

Temp: -184 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 78,959,672 km

• M1: 134,339 km (0.066 R)
• M2: 478,863 km (0.111 R)
• M3: 934,837 km (0.061 R)
• M4: 1,435,541 km (0.089 R)
• M5: 2,213,600 km (0.075 R)
• M6: 2,875,121 km (0.093 R)
• M7: 3,321,821 km (0.086 R)
• M8: 4,170,041 km (0.092 R)
• M9: 4,789,226 km (0.085 R)
• M10: 6,079,059 km (0.047 R)
• M11: 6,847,543 km (0.108 R)
• M12: 7,196,256 km (0.108 R)
• M13: 7,835,039 km (0.065 R)
• M14: 8,678,023 km (0.101 R)
• M15: 9,261,006 km (0.107 R)
• M16: 10,970,610 km (0.08 R)
• M17: 12,750,376 km (0.036 R)
• M18: 13,686,111 km (0.092 R)
• M19: 14,100,946 km (0.115 R)
• M20: 14,476,736 km (0.088 R)
• M21: 17,243,997 km (0.103 R)
• M22: 18,499,422 km (0.108 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 839.1

Radius: 7.1

Gravity: 16.65 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 7.13 AU - 8.91 AU

Year: 14665 Days

Day: 16.2 Hours

Environment

Temp: -235 °C

Axial Tilt: 18.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 78,959,672 km

• M1: 89,759 km (0.111 R)
• M2: 601,533 km (0.065 R)
• M3: 882,179 km (0.104 R)
• M4: 1,964,070 km (0.114 R)
• M5: 3,356,228 km (0.08 R)
• M6: 3,861,121 km (0.096 R)
• M7: 5,199,274 km (0.078 R)
• M8: 5,567,734 km (0.107 R)
• M9: 10,211,999 km (0.089 R)
• M10: 10,614,567 km (0.102 R)
• M11: 13,735,478 km (0.097 R)
• M12: 16,777,252 km (0.065 R)
• M13: 20,511,364 km (0.088 R)
• M14: 20,875,934 km (0.109 R)
• M15: 24,355,431 km (0.117 R)
• M16: 24,764,432 km (0.088 R)
• M17: 25,806,979 km (0.105 R)
• M18: 32,068,996 km (0.086 R)
• M19: 33,432,431 km (0.068 R)
• M20: 42,580,790 km (0.031 R)
• M21: 52,582,604 km (0.101 R)
• M22: 60,240,370 km (0.084 R)
• M23: 63,655,240 km (0.056 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 613.2

Radius: 6.8

Gravity: 13.26 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 9.75 AU - 11.49 AU

Year: 22346 Days

Day: 23.1 Hours

Environment

Temp: -234 °C

Axial Tilt: 47.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 78,959,672 km

• M1: 220,806 km (0.088 R)
• M2: 2,278,675 km (0.108 R)
• M3: 3,130,335 km (0.071 R)
• M4: 3,826,265 km (0.088 R)
• M5: 4,945,556 km (0.115 R)
• M6: 7,862,565 km (0.1 R)
• M7: 8,591,256 km (0.097 R)
• M8: 11,111,232 km (0.101 R)
• M9: 14,010,589 km (0.03 R)
• M10: 20,858,282 km (0.097 R)
• M11: 21,946,157 km (0.116 R)
• M12: 22,657,944 km (0.118 R)
• M13: 24,020,332 km (0.098 R)
• M14: 25,215,170 km (0.116 R)
• M15: 27,138,699 km (0.094 R)
• M16: 27,605,145 km (0.095 R)
• M17: 35,813,730 km (0.034 R)
• M18: 36,799,730 km (0.093 R)
• M19: 46,169,493 km (0.058 R)
• M20: 49,210,818 km (0.098 R)
• M21: 55,315,009 km (0.107 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 241 - 10,297 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit