🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.1

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 0.49 AU - 0.73 AU

Year: 313 Days

Day: 24.9 Hours

Environment

Temp: -120 °C

Axial Tilt: 17.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 39,706,038 km

• M1: 75,697 km (0.099 R)

Asteroid Belt

Center: 1.38 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 488.1

Radius: 13.4

Gravity: 2.72 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 1.87 AU - 2.41 AU

Year: 2054 Days

Day: 14.4 Hours

Environment

Temp: -182 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 39,706,038 km

• M1: 169,644 km (0.099 R)
• M2: 645,066 km (0.113 R)
• M3: 1,102,686 km (0.075 R)
• M4: 3,012,153 km (0.073 R)
• M5: 4,800,147 km (0.077 R)
• M6: 6,065,595 km (0.112 R)
• M7: 7,825,165 km (0.081 R)
• M8: 10,038,466 km (0.082 R)
• M9: 13,782,751 km (0.075 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 336.5

Radius: 12.5

Gravity: 2.15 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 3.49 AU - 3.89 AU

Year: 4650 Days

Day: 12.4 Hours

Environment

Temp: -208 °C

Axial Tilt: 138.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 39,706,038 km

• M1: 156,180 km (0.095 R)
• M2: 716,723 km (0.117 R)
• M3: 1,598,304 km (0.08 R)
• M4: 2,496,190 km (0.089 R)
• M5: 3,058,977 km (0.104 R)
• M6: 3,947,439 km (0.09 R)
• M7: 4,554,208 km (0.049 R)
• M8: 5,348,573 km (0.083 R)
• M9: 6,875,518 km (0.069 R)
• M10: 8,021,587 km (0.109 R)
• M11: 8,853,950 km (0.091 R)
• M12: 10,813,084 km (0.097 R)
• M13: 11,313,189 km (0.043 R)
• M14: 12,048,164 km (0.082 R)
• M15: 13,661,577 km (0.101 R)
• M16: 15,001,226 km (0.118 R)
• M17: 18,642,737 km (0.055 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 198.7

Radius: 8.6

Gravity: 2.69 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 5.09 AU - 6.63 AU

Year: 9306 Days

Day: 11.2 Hours

Environment

Temp: -217 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 39,706,038 km

• M1: 107,262 km (0.079 R)
• M2: 618,587 km (0.116 R)
• M3: 1,022,202 km (0.037 R)
• M4: 2,229,906 km (0.113 R)
• M5: 3,851,547 km (0.109 R)
• M6: 4,271,618 km (0.107 R)
• M7: 6,265,009 km (0.069 R)
• M8: 7,117,119 km (0.081 R)
• M9: 8,081,576 km (0.117 R)
• M10: 8,653,638 km (0.109 R)
• M11: 8,929,796 km (0.113 R)
• M12: 9,416,737 km (0.083 R)
• M13: 10,050,434 km (0.108 R)
• M14: 11,030,599 km (0.098 R)
• M15: 14,463,571 km (0.09 R)
• M16: 15,249,558 km (0.077 R)
• M17: 19,142,394 km (0.045 R)
• M18: 20,365,805 km (0.108 R)
• M19: 25,058,541 km (0.038 R)
• M20: 26,273,425 km (0.101 R)
• M21: 26,937,341 km (0.117 R)
• M22: 29,883,820 km (0.1 R)

Planet 5 - Ice Giant

Semi-Major Axis: 5.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 446.3

Radius: 7.7

Gravity: 7.53 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 5.73 AU - 6.11 AU

Year: 9449 Days

Day: 20.5 Hours

Environment

Temp: -224 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 39,706,038 km

• M1: 96,042 km (0.088 R)
• M2: 336,446 km (0.097 R)
• M3: 647,609 km (0.087 R)
• M4: 1,678,638 km (0.054 R)
• M5: 2,005,060 km (0.078 R)
• M6: 3,160,105 km (0.052 R)
• M7: 4,293,309 km (0.085 R)
• M8: 4,763,346 km (0.112 R)
• M9: 5,644,028 km (0.091 R)
• M10: 6,773,343 km (0.065 R)
• M11: 7,527,166 km (0.108 R)
• M12: 11,159,702 km (0.094 R)
• M13: 11,887,795 km (0.11 R)
• M14: 14,443,226 km (0.082 R)
• M15: 14,686,771 km (0.1 R)
• M16: 15,119,558 km (0.118 R)
• M17: 15,624,450 km (0.042 R)
• M18: 17,071,211 km (0.118 R)
• M19: 19,479,288 km (0.06 R)
• M20: 22,185,813 km (0.118 R)
• M21: 23,418,799 km (0.091 R)
• M22: 24,351,541 km (0.05 R)
• M23: 27,764,916 km (0.063 R)
• M24: 29,098,880 km (0.106 R)
• M25: 30,775,573 km (0.046 R)
• M26: 31,484,368 km (0.115 R)
• M27: 37,436,418 km (0.047 R)
• M28: 39,655,404 km (0.12 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 584.7

Radius: 4

Gravity: 36.54 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 6.6 AU - 8.7 AU

Year: 13880 Days

Day: 16.6 Hours

Environment

Temp: -218 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 39,706,038 km

• M1: 49,816 km (0.093 R)
• M2: 195,076 km (0.11 R)
• M3: 407,654 km (0.119 R)
• M4: 802,293 km (0.107 R)
• M5: 976,126 km (0.118 R)
• M6: 1,486,255 km (0.096 R)
• M7: 1,990,250 km (0.074 R)
• M8: 2,137,155 km (0.119 R)
• M9: 2,643,394 km (0.083 R)
• M10: 2,866,894 km (0.11 R)
• M11: 5,200,920 km (0.077 R)
• M12: 6,538,773 km (0.055 R)
• M13: 6,823,159 km (0.1 R)
• M14: 7,726,132 km (0.112 R)
• M15: 10,083,794 km (0.081 R)
• M16: 10,796,329 km (0.076 R)
• M17: 14,937,946 km (0.098 R)
• M18: 17,127,610 km (0.072 R)
• M19: 20,712,274 km (0.103 R)
• M20: 21,859,989 km (0.099 R)
• M21: 22,312,522 km (0.083 R)
• M22: 42,367,613 km (0.082 R)
• M23: 42,647,959 km (0.094 R)
• M24: 47,301,650 km (0.092 R)
• M25: 50,532,814 km (0.057 R)
• M26: 52,282,511 km (0.113 R)
• M27: 53,416,912 km (0.117 R)
• M28: 54,072,300 km (0.088 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 94.1

Radius: 5.3

Gravity: 3.35 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 9.85 AU - 9.89 AU

Year: 20342 Days

Day: 19.1 Hours

Environment

Temp: -226 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 39,706,038 km

• M1: 75,846 km (0.056 R)
• M2: 1,961,976 km (0.114 R)
• M3: 2,173,059 km (0.109 R)
• M4: 2,718,792 km (0.095 R)
• M5: 4,051,559 km (0.067 R)
• M6: 6,000,819 km (0.116 R)
• M7: 7,368,443 km (0.094 R)
• M8: 8,248,677 km (0.057 R)
• M9: 9,286,587 km (0.096 R)
• M10: 11,618,369 km (0.068 R)
• M11: 15,677,558 km (0.063 R)
• M12: 16,194,269 km (0.086 R)
• M13: 18,517,823 km (0.111 R)
• M14: 24,324,015 km (0.12 R)
• M15: 35,466,813 km (0.101 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 233 - 14,345 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit