🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.6

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 0.54 AU - 0.78 AU

Year: 352 Days

Day: 32.5 Hours

Environment

Temp: -144 °C

Axial Tilt: 14.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 45,601,432 km

• M1: 39,344 km (0.115 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 846.4

Radius: 12.1

Gravity: 5.78 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 0.67 AU - 0.83 AU

Year: 426 Days

Day: 9.1 Hours

Environment

Temp: -148 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 45,601,432 km

• M1: 150,495 km (0.059 R)
• M2: 560,394 km (0.097 R)
• M3: 1,031,627 km (0.08 R)
• M4: 1,440,478 km (0.069 R)
• M5: 1,847,982 km (0.072 R)
• M6: 2,445,925 km (0.085 R)
• M7: 3,614,434 km (0.076 R)
• M8: 4,323,977 km (0.098 R)
• M9: 4,780,849 km (0.074 R)
• M10: 5,434,442 km (0.089 R)
• M11: 5,861,843 km (0.075 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 357.8

Radius: 13.2

Gravity: 2.05 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 1.09 AU - 1.47 AU

Year: 950 Days

Day: 14.2 Hours

Environment

Temp: -175 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 45,601,432 km

• M1: 164,558 km (0.084 R)
• M2: 596,148 km (0.03 R)
• M3: 1,797,568 km (0.115 R)
• M4: 2,267,006 km (0.112 R)
• M5: 3,290,256 km (0.082 R)
• M6: 3,943,549 km (0.056 R)
• M7: 4,965,153 km (0.099 R)
• M8: 6,640,949 km (0.117 R)
• M9: 7,528,812 km (0.08 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 49.2

Radius: 8.6

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 2.83 AU - 3.25 AU

Year: 3477 Days

Day: 9.1 Hours

Environment

Temp: -200 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 45,601,432 km

• M1: 110,254 km (0.045 R)
• M2: 870,959 km (0.111 R)
• M3: 1,325,138 km (0.118 R)
• M4: 1,782,010 km (0.096 R)
• M5: 2,351,828 km (0.098 R)
• M6: 2,709,816 km (0.093 R)
• M7: 3,077,527 km (0.068 R)
• M8: 3,866,955 km (0.09 R)
• M9: 4,334,449 km (0.081 R)
• M10: 5,134,049 km (0.075 R)
• M11: 5,719,575 km (0.111 R)
• M12: 6,954,057 km (0.117 R)
• M13: 7,258,788 km (0.11 R)
• M14: 7,745,131 km (0.039 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 441.6

Radius: 11.9

Gravity: 3.12 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 3.68 AU - 4.16 AU

Year: 5091 Days

Day: 14.1 Hours

Environment

Temp: -219 °C

Axial Tilt: 77.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 45,601,432 km

• M1: 149,598 km (0.062 R)
• M2: 676,332 km (0.109 R)
• M3: 1,117,496 km (0.11 R)
• M4: 1,669,662 km (0.083 R)
• M5: 2,508,607 km (0.068 R)
• M6: 3,274,697 km (0.109 R)
• M7: 3,882,214 km (0.049 R)
• M8: 4,259,201 km (0.104 R)
• M9: 5,296,961 km (0.05 R)
• M10: 5,990,647 km (0.064 R)
• M11: 8,079,631 km (0.108 R)
• M12: 9,114,549 km (0.063 R)
• M13: 17,676,036 km (0.116 R)
• M14: 18,284,450 km (0.108 R)
• M15: 19,033,187 km (0.112 R)
• M16: 19,672,569 km (0.066 R)
• M17: 21,197,569 km (0.076 R)

Asteroid Belt

Center: 4.46 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 865.1

Radius: 9.8

Gravity: 9.01 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 4.19 AU - 5.79 AU

Year: 7312 Days

Day: 8.9 Hours

Environment

Temp: -211 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 45,601,432 km

• M1: 132,394 km (0.097 R)
• M2: 447,298 km (0.115 R)
• M3: 809,025 km (0.1 R)
• M4: 1,419,983 km (0.115 R)
• M5: 1,726,659 km (0.076 R)
• M6: 2,514,740 km (0.11 R)
• M7: 3,054,340 km (0.097 R)
• M8: 3,597,230 km (0.067 R)
• M9: 4,994,923 km (0.099 R)
• M10: 5,300,701 km (0.115 R)
• M11: 7,485,728 km (0.046 R)
• M12: 8,821,487 km (0.07 R)
• M13: 11,321,268 km (0.082 R)
• M14: 12,846,568 km (0.037 R)
• M15: 15,577,776 km (0.087 R)
• M16: 17,113,398 km (0.058 R)
• M17: 19,264,915 km (0.116 R)
• M18: 25,691,639 km (0.098 R)
• M19: 29,781,944 km (0.066 R)
• M20: 30,183,166 km (0.097 R)
• M21: 30,689,854 km (0.069 R)
• M22: 31,512,193 km (0.114 R)
• M23: 35,395,903 km (0.101 R)
• M24: 36,758,142 km (0.029 R)
• M25: 38,509,933 km (0.059 R)
• M26: 38,866,873 km (0.119 R)
• M27: 41,427,390 km (0.039 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 730.9

Radius: 5.6

Gravity: 23.31 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 5.65 AU - 6.83 AU

Year: 10226 Days

Day: 25 Hours

Environment

Temp: -215 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 45,601,432 km

• M1: 69,713 km (0.085 R)
• M2: 584,030 km (0.056 R)
• M3: 972,685 km (0.092 R)
• M4: 3,083,063 km (0.111 R)
• M5: 4,563,333 km (0.107 R)
• M6: 5,223,958 km (0.039 R)
• M7: 7,130,882 km (0.103 R)
• M8: 7,460,595 km (0.084 R)
• M9: 10,369,676 km (0.101 R)
• M10: 12,841,182 km (0.055 R)
• M11: 14,212,845 km (0.109 R)
• M12: 18,139,939 km (0.107 R)
• M13: 21,013,415 km (0.105 R)
• M14: 23,268,004 km (0.083 R)
• M15: 25,108,207 km (0.107 R)
• M16: 25,678,774 km (0.098 R)
• M17: 28,868,051 km (0.09 R)
• M18: 38,225,248 km (0.109 R)
• M19: 45,378,869 km (0.107 R)
• M20: 46,366,813 km (0.039 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 155.4

Radius: 4.9

Gravity: 6.47 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 7.61 AU - 11.57 AU

Year: 19482 Days

Day: 21.5 Hours

Environment

Temp: -224 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 45,601,432 km

• M1: 65,075 km (0.118 R)
• M2: 292,613 km (0.106 R)
• M3: 908,358 km (0.074 R)
• M4: 1,327,831 km (0.064 R)
• M5: 2,762,325 km (0.119 R)
• M6: 7,034,541 km (0.117 R)
• M7: 7,596,430 km (0.048 R)
• M8: 8,187,791 km (0.117 R)
• M9: 10,499,826 km (0.109 R)
• M10: 11,502,580 km (0.096 R)
• M11: 11,999,096 km (0.039 R)
• M12: 12,509,823 km (0.102 R)
• M13: 17,058,795 km (0.046 R)
• M14: 19,350,335 km (0.099 R)
• M15: 20,369,396 km (0.068 R)
• M16: 21,672,244 km (0.106 R)
• M17: 26,100,341 km (0.116 R)
• M18: 42,661,423 km (0.111 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 512 - 19,646 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit