🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.54 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 942.3

Radius: 12.5

Gravity: 6.03 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 0.96 AU - 1.18 AU

Year: 704 Days

Day: 13.1 Hours

Environment

Temp: -156 °C

Axial Tilt: 44.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 46,571,576 km

• M1: 155,582 km (0.093 R)
• M2: 589,715 km (0.056 R)
• M3: 1,143,227 km (0.108 R)
• M4: 1,649,466 km (0.091 R)
• M5: 2,518,779 km (0.088 R)
• M6: 3,379,117 km (0.117 R)
• M7: 4,312,757 km (0.057 R)
• M8: 4,849,365 km (0.116 R)
• M9: 5,659,736 km (0.076 R)
• M10: 6,118,254 km (0.103 R)
• M11: 6,709,764 km (0.11 R)
• M12: 7,362,609 km (0.053 R)
• M13: 8,407,999 km (0.079 R)
• M14: 8,979,911 km (0.04 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 716.4

Radius: 13.4

Gravity: 3.99 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 1.19 AU - 1.77 AU

Year: 1145 Days

Day: 9.7 Hours

Environment

Temp: -186 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 46,571,576 km

• M1: 166,652 km (0.068 R)
• M2: 1,266,944 km (0.036 R)
• M3: 2,757,837 km (0.096 R)
• M4: 3,228,322 km (0.12 R)
• M5: 4,618,685 km (0.041 R)
• M6: 6,399,498 km (0.058 R)
• M7: 7,084,506 km (0.062 R)
• M8: 7,687,984 km (0.072 R)
• M9: 9,171,696 km (0.096 R)
• M10: 11,437,206 km (0.108 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 290.3

Radius: 14.6

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 1.5 AU - 1.64 AU

Year: 1251 Days

Day: 7.9 Hours

Environment

Temp: -190 °C

Axial Tilt: 43.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 46,571,576 km

• M1: 181,612 km (0.047 R)
• M2: 665,711 km (0.105 R)
• M3: 1,510,041 km (0.107 R)
• M4: 2,377,260 km (0.083 R)
• M5: 3,118,068 km (0.069 R)
• M6: 3,742,490 km (0.063 R)
• M7: 4,648,455 km (0.075 R)
• M8: 5,318,354 km (0.109 R)
• M9: 6,112,719 km (0.086 R)
• M10: 6,808,648 km (0.087 R)
• M11: 9,004,745 km (0.107 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 881

Radius: 9.2

Gravity: 10.41 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 1.48 AU - 1.66 AU

Year: 1251 Days

Day: 14.1 Hours

Environment

Temp: -183 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 46,571,576 km

• M1: 114,442 km (0.096 R)
• M2: 439,519 km (0.103 R)
• M3: 774,319 km (0.061 R)
• M4: 1,071,869 km (0.086 R)
• M5: 1,879,548 km (0.092 R)
• M6: 2,396,109 km (0.05 R)
• M7: 2,768,458 km (0.092 R)
• M8: 3,486,229 km (0.058 R)
• M9: 3,914,677 km (0.103 R)
• M10: 4,359,731 km (0.083 R)
• M11: 5,566,238 km (0.116 R)
• M12: 5,877,252 km (0.043 R)
• M13: 8,022,635 km (0.112 R)
• M14: 8,682,960 km (0.036 R)
• M15: 10,677,548 km (0.094 R)
• M16: 12,018,394 km (0.096 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 55.6

Radius: 8.2

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 2.02 AU - 3.36 AU

Year: 2805 Days

Day: 5.4 Hours

Environment

Temp: -193 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 46,571,576 km

• M1: 102,774 km (0.103 R)
• M2: 498,610 km (0.077 R)
• M3: 840,740 km (0.116 R)
• M4: 1,104,930 km (0.11 R)
• M5: 1,440,627 km (0.078 R)
• M6: 1,695,991 km (0.116 R)
• M7: 2,058,467 km (0.1 R)
• M8: 3,015,295 km (0.074 R)
• M9: 3,521,983 km (0.074 R)
• M10: 4,808,824 km (0.114 R)
• M11: 6,553,733 km (0.069 R)
• M12: 7,334,335 km (0.115 R)
• M13: 7,953,221 km (0.074 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 399.6

Radius: 11.1

Gravity: 3.24 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 2.35 AU - 3.13 AU

Year: 2884 Days

Day: 13.6 Hours

Environment

Temp: -190 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 46,571,576 km

• M1: 138,228 km (0.053 R)
• M2: 659,727 km (0.09 R)
• M3: 1,038,060 km (0.113 R)
• M4: 1,516,922 km (0.07 R)
• M5: 2,520,874 km (0.071 R)
• M6: 3,266,170 km (0.112 R)
• M7: 4,857,293 km (0.04 R)
• M8: 6,319,313 km (0.071 R)
• M9: 7,543,024 km (0.082 R)
• M10: 8,852,604 km (0.12 R)
• M11: 11,876,874 km (0.111 R)
• M12: 12,241,594 km (0.109 R)
• M13: 12,613,793 km (0.078 R)
• M14: 14,451,753 km (0.057 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 779.1

Radius: 13.1

Gravity: 4.54 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 3.16 AU - 4.64 AU

Year: 4897 Days

Day: 13.2 Hours

Environment

Temp: -205 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 46,571,576 km

• M1: 162,912 km (0.082 R)
• M2: 751,430 km (0.072 R)
• M3: 1,176,138 km (0.097 R)
• M4: 1,859,651 km (0.056 R)
• M5: 2,294,083 km (0.082 R)
• M6: 3,133,627 km (0.113 R)
• M7: 4,535,957 km (0.118 R)
• M8: 5,335,707 km (0.113 R)
• M9: 6,196,194 km (0.1 R)
• M10: 8,499,104 km (0.106 R)
• M11: 11,608,645 km (0.09 R)
• M12: 12,341,076 km (0.087 R)
• M13: 13,000,653 km (0.051 R)
• M14: 14,780,868 km (0.097 R)
• M15: 15,235,795 km (0.059 R)
• M16: 15,876,672 km (0.029 R)
• M17: 16,657,274 km (0.087 R)
• M18: 20,176,265 km (0.069 R)
• M19: 20,878,477 km (0.114 R)
• M20: 22,555,320 km (0.046 R)
• M21: 24,955,318 km (0.08 R)
• M22: 27,095,765 km (0.117 R)
• M23: 30,166,859 km (0.076 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 862.3

Radius: 13.4

Gravity: 4.8 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 4.04 AU - 6.26 AU

Year: 7431 Days

Day: 10.7 Hours

Environment

Temp: -227 °C

Axial Tilt: 47.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 46,571,576 km

• M1: 166,652 km (0.085 R)
• M2: 1,451,099 km (0.109 R)
• M3: 1,964,519 km (0.087 R)
• M4: 4,150,593 km (0.111 R)
• M5: 4,873,300 km (0.115 R)
• M6: 5,453,441 km (0.104 R)
• M7: 6,534,734 km (0.074 R)
• M8: 7,241,734 km (0.1 R)
• M9: 8,677,424 km (0.046 R)
• M10: 9,347,922 km (0.083 R)
• M11: 9,956,636 km (0.093 R)
• M12: 10,492,346 km (0.117 R)
• M13: 11,835,286 km (0.117 R)
• M14: 13,231,932 km (0.111 R)
• M15: 13,760,760 km (0.07 R)
• M16: 18,659,492 km (0.091 R)
• M17: 20,237,301 km (0.032 R)
• M18: 21,821,093 km (0.098 R)
• M19: 24,524,925 km (0.039 R)
• M20: 28,209,820 km (0.058 R)
• M21: 29,284,531 km (0.12 R)
• M22: 30,183,914 km (0.101 R)
• M23: 32,993,062 km (0.069 R)
• M24: 34,737,673 km (0.028 R)
• M25: 35,745,663 km (0.028 R)

Planet 9 - Gas Giant

Semi-Major Axis: 5.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 297.3

Radius: 8.2

Gravity: 4.42 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 4.57 AU - 5.73 AU

Year: 7431 Days

Day: 13.5 Hours

Environment

Temp: -226 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 46,571,576 km

• M1: 102,026 km (0.064 R)
• M2: 472,430 km (0.106 R)
• M3: 952,190 km (0.074 R)
• M4: 1,679,236 km (0.107 R)
• M5: 1,986,809 km (0.114 R)
• M6: 2,347,789 km (0.093 R)
• M7: 3,066,158 km (0.075 R)
• M8: 3,342,615 km (0.027 R)
• M9: 3,833,296 km (0.049 R)
• M10: 4,826,327 km (0.096 R)
• M11: 5,229,493 km (0.08 R)
• M12: 5,801,854 km (0.081 R)
• M13: 6,352,075 km (0.094 R)
• M14: 7,311,297 km (0.104 R)
• M15: 8,250,472 km (0.11 R)
• M16: 9,597,302 km (0.109 R)
• M17: 11,176,906 km (0.068 R)
• M18: 15,293,839 km (0.114 R)
• M19: 16,342,520 km (0.119 R)
• M20: 17,563,089 km (0.047 R)
• M21: 21,732,531 km (0.103 R)
• M22: 25,864,425 km (0.088 R)
• M23: 26,271,630 km (0.06 R)

Planet 10 - Ice Giant

Semi-Major Axis: 6.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 671.4

Radius: 7.5

Gravity: 11.94 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 5.26 AU - 7.02 AU

Year: 9674 Days

Day: 15 Hours

Environment

Temp: -222 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 46,571,576 km

• M1: 97,239 km (0.1 R)
• M2: 417,079 km (0.092 R)
• M3: 673,639 km (0.116 R)
• M4: 1,008,140 km (0.095 R)
• M5: 1,298,659 km (0.093 R)
• M6: 1,703,621 km (0.099 R)
• M7: 2,563,958 km (0.03 R)
• M8: 2,957,700 km (0.118 R)
• M9: 5,833,569 km (0.081 R)
• M10: 6,368,082 km (0.107 R)
• M11: 6,857,267 km (0.119 R)
• M12: 7,617,075 km (0.115 R)
• M13: 10,082,448 km (0.116 R)
• M14: 10,747,111 km (0.072 R)
• M15: 14,515,033 km (0.12 R)
• M16: 17,441,167 km (0.08 R)
• M17: 18,323,196 km (0.106 R)
• M18: 18,699,285 km (0.081 R)
• M19: 20,576,738 km (0.063 R)
• M20: 21,561,092 km (0.107 R)
• M21: 22,921,984 km (0.104 R)
• M22: 24,977,160 km (0.105 R)
• M23: 29,553,059 km (0.076 R)
• M24: 33,526,229 km (0.118 R)
• M25: 36,998,097 km (0.12 R)
• M26: 41,085,858 km (0.096 R)
• M27: 41,601,073 km (0.109 R)
• M28: 42,512,723 km (0.1 R)
• M29: 43,437,836 km (0.103 R)
• M30: 46,154,533 km (0.119 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 287 - 15,542 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit