🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.32

Radius: 1.8

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 0.54 AU - 0.8 AU

Year: 354 Days

Day: 16 Hours

Environment

Temp: -126 °C

Axial Tilt: 9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 70,210,245 km

• M1: 427,102 km (0.113 R)

Asteroid Belt

Center: 0.94 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 349.3

Radius: 14.1

Gravity: 1.76 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 1.13 AU - 1.27 AU

Year: 849 Days

Day: 10.4 Hours

Environment

Temp: -169 °C

Axial Tilt: 86.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 70,210,245 km

• M1: 175,478 km (0.057 R)
• M2: 873,652 km (0.084 R)
• M3: 1,318,705 km (0.092 R)
• M4: 1,822,401 km (0.117 R)
• M5: 2,465,822 km (0.104 R)
• M6: 2,915,662 km (0.087 R)
• M7: 4,274,161 km (0.106 R)
• M8: 4,832,460 km (0.07 R)
• M9: 5,706,710 km (0.103 R)
• M10: 6,191,856 km (0.095 R)
• M11: 7,245,324 km (0.091 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 876.9

Radius: 9.7

Gravity: 9.32 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 3.27 AU - 3.81 AU

Year: 4301 Days

Day: 12.9 Hours

Environment

Temp: -206 °C

Axial Tilt: 43.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 70,210,245 km

• M1: 121,324 km (0.109 R)
• M2: 523,742 km (0.072 R)
• M3: 1,061,397 km (0.078 R)
• M4: 1,779,766 km (0.03 R)
• M5: 3,167,286 km (0.067 R)
• M6: 3,834,343 km (0.098 R)
• M7: 4,321,134 km (0.067 R)
• M8: 5,007,340 km (0.083 R)
• M9: 5,647,619 km (0.08 R)
• M10: 8,045,224 km (0.106 R)
• M11: 9,324,884 km (0.082 R)
• M12: 10,512,841 km (0.098 R)
• M13: 12,087,807 km (0.081 R)
• M14: 13,342,185 km (0.097 R)
• M15: 14,959,338 km (0.059 R)
• M16: 17,313,859 km (0.12 R)
• M17: 18,129,467 km (0.11 R)
• M18: 19,234,397 km (0.087 R)
• M19: 21,865,674 km (0.027 R)
• M20: 25,361,028 km (0.107 R)
• M21: 25,681,466 km (0.096 R)
• M22: 26,085,830 km (0.12 R)
• M23: 26,412,551 km (0.078 R)
• M24: 27,241,024 km (0.111 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 379.4

Radius: 8.5

Gravity: 5.25 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 3.05 AU - 4.97 AU

Year: 5185 Days

Day: 14.4 Hours

Environment

Temp: -206 °C

Axial Tilt: 16.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 70,210,245 km

• M1: 425,756 km (0.096 R)
• M2: 1,927,120 km (0.114 R)
• M3: 2,380,551 km (0.096 R)
• M4: 3,082,165 km (0.073 R)
• M5: 4,430,790 km (0.086 R)
• M6: 5,488,895 km (0.119 R)
• M7: 9,275,966 km (0.112 R)
• M8: 9,667,314 km (0.076 R)
• M9: 11,610,889 km (0.111 R)
• M10: 11,927,887 km (0.107 R)
• M11: 12,579,386 km (0.111 R)
• M12: 14,311,729 km (0.07 R)
• M13: 18,001,261 km (0.105 R)
• M14: 21,796,859 km (0.101 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 441.9

Radius: 9.4

Gravity: 5 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 4.17 AU - 4.27 AU

Year: 5597 Days

Day: 8.9 Hours

Environment

Temp: -208 °C

Axial Tilt: 45.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 70,210,245 km

• M1: 116,986 km (0.11 R)
• M2: 431,739 km (0.039 R)
• M3: 951,442 km (0.089 R)
• M4: 1,445,714 km (0.073 R)
• M5: 1,817,315 km (0.08 R)
• M6: 3,081,267 km (0.09 R)
• M7: 3,724,688 km (0.093 R)
• M8: 4,101,375 km (0.047 R)
• M9: 5,387,019 km (0.04 R)
• M10: 6,047,494 km (0.032 R)
• M11: 6,444,078 km (0.079 R)
• M12: 7,054,886 km (0.096 R)
• M13: 7,391,631 km (0.109 R)
• M14: 7,881,115 km (0.103 R)
• M15: 9,042,144 km (0.072 R)
• M16: 9,399,683 km (0.078 R)
• M17: 10,016,475 km (0.056 R)
• M18: 11,607,000 km (0.089 R)
• M19: 12,806,326 km (0.067 R)
• M20: 15,337,372 km (0.064 R)
• M21: 16,076,535 km (0.117 R)
• M22: 16,601,923 km (0.05 R)
• M23: 17,138,830 km (0.096 R)
• M24: 19,141,945 km (0.069 R)
• M25: 20,949,536 km (0.107 R)
• M26: 21,788,331 km (0.04 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 567.6

Radius: 14.7

Gravity: 2.63 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 4.23 AU - 4.67 AU

Year: 6061 Days

Day: 12.5 Hours

Environment

Temp: -215 °C

Axial Tilt: 17 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 70,210,245 km

• M1: 182,958 km (0.074 R)
• M2: 766,091 km (0.116 R)
• M3: 1,510,789 km (0.095 R)
• M4: 2,128,927 km (0.117 R)
• M5: 2,626,639 km (0.083 R)
• M6: 3,085,007 km (0.055 R)
• M7: 5,092,461 km (0.114 R)
• M8: 5,996,331 km (0.099 R)
• M9: 6,734,148 km (0.098 R)
• M10: 7,861,069 km (0.095 R)
• M11: 9,526,692 km (0.081 R)
• M12: 10,087,085 km (0.044 R)
• M13: 10,669,619 km (0.09 R)
• M14: 12,553,057 km (0.081 R)
• M15: 13,654,695 km (0.102 R)
• M16: 14,146,274 km (0.078 R)
• M17: 18,317,212 km (0.085 R)
• M18: 20,151,880 km (0.107 R)
• M19: 20,789,915 km (0.049 R)
• M20: 23,790,250 km (0.097 R)
• M21: 25,888,660 km (0.084 R)
• M22: 27,932,914 km (0.076 R)
• M23: 29,535,108 km (0.113 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 550.4

Radius: 15

Gravity: 2.45 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 4.08 AU - 5.22 AU

Year: 6474 Days

Day: 9.2 Hours

Environment

Temp: -217 °C

Axial Tilt: 43.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 70,210,245 km

• M1: 186,698 km (0.058 R)
• M2: 782,995 km (0.115 R)
• M3: 2,309,043 km (0.109 R)
• M4: 2,786,560 km (0.096 R)
• M5: 4,088,211 km (0.072 R)
• M6: 5,012,875 km (0.098 R)
• M7: 6,524,113 km (0.08 R)
• M8: 7,421,700 km (0.081 R)
• M9: 10,027,396 km (0.04 R)
• M10: 10,660,195 km (0.064 R)
• M11: 13,570,621 km (0.072 R)
• M12: 14,177,241 km (0.051 R)
• M13: 16,475,214 km (0.098 R)
• M14: 16,975,768 km (0.03 R)
• M15: 18,007,395 km (0.083 R)
• M16: 19,080,311 km (0.1 R)
• M17: 22,175,491 km (0.077 R)
• M18: 24,121,609 km (0.097 R)
• M19: 25,177,322 km (0.028 R)
• M20: 27,207,215 km (0.092 R)
• M21: 27,731,406 km (0.118 R)
• M22: 31,018,819 km (0.063 R)
• M23: 32,658,113 km (0.101 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 269.1

Radius: 8

Gravity: 4.2 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 6.83 AU - 10.61 AU

Year: 16626 Days

Day: 20.3 Hours

Environment

Temp: -235 °C

Axial Tilt: 11.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 70,210,245 km

• M1: 99,483 km (0.068 R)
• M2: 796,309 km (0.109 R)
• M3: 1,144,573 km (0.072 R)
• M4: 1,680,582 km (0.101 R)
• M5: 3,847,358 km (0.089 R)
• M6: 4,146,703 km (0.109 R)
• M7: 8,550,565 km (0.096 R)
• M8: 10,095,463 km (0.098 R)
• M9: 12,335,541 km (0.067 R)
• M10: 14,043,500 km (0.097 R)
• M11: 15,628,041 km (0.106 R)
• M12: 16,111,840 km (0.105 R)
• M13: 17,401,823 km (0.055 R)
• M14: 20,594,690 km (0.079 R)
• M15: 23,075,472 km (0.116 R)
• M16: 23,612,678 km (0.095 R)
• M17: 24,157,962 km (0.079 R)
• M18: 27,011,691 km (0.116 R)
• M19: 27,909,876 km (0.113 R)
• M20: 28,519,488 km (0.042 R)
• M21: 32,365,799 km (0.116 R)
• M22: 35,824,202 km (0.117 R)
• M23: 36,303,214 km (0.108 R)
• M24: 44,284,261 km (0.051 R)
• M25: 47,232,087 km (0.031 R)
• M26: 48,388,628 km (0.038 R)
• M27: 49,268,264 km (0.098 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 639.9

Radius: 6.9

Gravity: 13.44 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 7.98 AU - 10.64 AU

Year: 18342 Days

Day: 23.2 Hours

Environment

Temp: -232 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 70,210,245 km

• M1: 87,365 km (0.117 R)
• M2: 395,088 km (0.056 R)
• M3: 1,262,307 km (0.118 R)
• M4: 1,608,776 km (0.099 R)
• M5: 2,256,833 km (0.068 R)
• M6: 2,675,259 km (0.096 R)
• M7: 3,223,086 km (0.114 R)
• M8: 3,495,803 km (0.073 R)
• M9: 3,754,308 km (0.071 R)
• M10: 4,277,602 km (0.098 R)
• M11: 6,100,152 km (0.104 R)
• M12: 8,185,247 km (0.105 R)
• M13: 8,746,539 km (0.116 R)
• M14: 9,832,470 km (0.083 R)
• M15: 11,752,708 km (0.117 R)
• M16: 13,556,709 km (0.119 R)
• M17: 18,126,026 km (0.093 R)
• M18: 19,166,479 km (0.102 R)
• M19: 19,432,763 km (0.113 R)
• M20: 20,063,618 km (0.117 R)
• M21: 22,428,311 km (0.034 R)
• M22: 23,830,492 km (0.088 R)
• M23: 27,141,841 km (0.087 R)
• M24: 32,727,676 km (0.073 R)
• M25: 32,980,945 km (0.099 R)
• M26: 33,363,467 km (0.059 R)
• M27: 34,659,882 km (0.072 R)
• M28: 35,720,980 km (0.06 R)
• M29: 37,077,383 km (0.088 R)
• M30: 41,352,741 km (0.073 R)
• M31: 43,303,198 km (0.082 R)
• M32: 43,761,865 km (0.114 R)
• M33: 44,223,674 km (0.107 R)
• M34: 44,533,491 km (0.094 R)
• M35: 46,582,084 km (0.05 R)
• M36: 49,023,073 km (0.12 R)
• M37: 55,226,747 km (0.053 R)
• M38: 60,780,119 km (0.072 R)
• M39: 61,355,173 km (0.096 R)
• M40: 62,127,397 km (0.087 R)
• M41: 62,516,053 km (0.115 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 198 - 12,721 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit