🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 638.7

Radius: 14.5

Gravity: 3.04 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 0.62 AU - 0.62 AU

Year: 337 Days

Day: 13.3 Hours

Environment

Temp: -159 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 38,035,398 km

• M1: 180,265 km (0.1 R)
• M2: 775,515 km (0.1 R)
• M3: 1,640,191 km (0.086 R)
• M4: 2,118,007 km (0.105 R)
• M5: 2,755,593 km (0.085 R)
• M6: 4,100,777 km (0.099 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 747.6

Radius: 8

Gravity: 11.68 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 1.05 AU - 1.43 AU

Year: 953 Days

Day: 13.3 Hours

Environment

Temp: -193 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 38,035,398 km

• M1: 101,727 km (0.029 R)
• M2: 356,043 km (0.111 R)
• M3: 699,819 km (0.086 R)
• M4: 998,117 km (0.119 R)
• M5: 1,549,984 km (0.081 R)
• M6: 1,900,043 km (0.12 R)
• M7: 2,471,506 km (0.105 R)
• M8: 2,797,929 km (0.119 R)
• M9: 3,058,080 km (0.096 R)
• M10: 3,688,036 km (0.109 R)
• M11: 4,099,281 km (0.115 R)
• M12: 4,540,894 km (0.112 R)
• M13: 4,846,373 km (0.071 R)
• M14: 6,036,424 km (0.07 R)
• M15: 6,540,718 km (0.106 R)
• M16: 6,907,831 km (0.086 R)
• M17: 7,288,558 km (0.053 R)
• M18: 7,733,612 km (0.119 R)
• M19: 8,408,448 km (0.09 R)
• M20: 8,787,678 km (0.067 R)
• M21: 9,292,122 km (0.119 R)

Asteroid Belt

Center: 1.85 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 2.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 758.3

Radius: 11.4

Gravity: 5.83 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 2.14 AU - 2.76 AU

Year: 2647 Days

Day: 8.5 Hours

Environment

Temp: -216 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 38,035,398 km

• M1: 141,968 km (0.076 R)
• M2: 723,455 km (0.106 R)
• M3: 1,967,062 km (0.101 R)
• M4: 2,694,557 km (0.039 R)
• M5: 3,112,982 km (0.102 R)
• M6: 3,556,241 km (0.064 R)
• M7: 4,637,235 km (0.108 R)
• M8: 6,329,785 km (0.11 R)
• M9: 8,136,628 km (0.087 R)
• M10: 10,613,670 km (0.099 R)
• M11: 11,791,155 km (0.081 R)
• M12: 13,008,881 km (0.098 R)
• M13: 15,389,133 km (0.087 R)
• M14: 20,139,015 km (0.119 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 147.7

Radius: 11

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 2.68 AU - 3.08 AU

Year: 3374 Days

Day: 8.3 Hours

Environment

Temp: -203 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 38,035,398 km

• M1: 136,732 km (0.071 R)
• M2: 505,491 km (0.082 R)
• M3: 1,279,959 km (0.103 R)
• M4: 2,064,899 km (0.058 R)
• M5: 2,841,761 km (0.11 R)
• M6: 3,569,256 km (0.06 R)
• M7: 5,263,451 km (0.076 R)
• M8: 8,818,196 km (0.101 R)
• M9: 10,496,235 km (0.074 R)
• M10: 12,959,963 km (0.086 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 465.9

Radius: 9.3

Gravity: 5.39 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 3 AU - 3.66 AU

Year: 4194 Days

Day: 7.9 Hours

Environment

Temp: -206 °C

Axial Tilt: 11.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 38,035,398 km

• M1: 115,639 km (0.07 R)
• M2: 548,127 km (0.115 R)
• M3: 871,557 km (0.099 R)
• M4: 1,194,090 km (0.11 R)
• M5: 1,631,215 km (0.106 R)
• M6: 2,037,074 km (0.096 R)
• M7: 2,494,245 km (0.037 R)
• M8: 2,983,730 km (0.051 R)
• M9: 3,595,136 km (0.085 R)
• M10: 3,983,791 km (0.089 R)
• M11: 4,468,488 km (0.107 R)
• M12: 4,821,390 km (0.114 R)
• M13: 6,570,638 km (0.067 R)
• M14: 7,441,297 km (0.101 R)
• M15: 7,736,903 km (0.037 R)
• M16: 8,386,905 km (0.112 R)
• M17: 11,312,741 km (0.116 R)
• M18: 11,748,370 km (0.118 R)
• M19: 14,046,941 km (0.099 R)
• M20: 14,909,971 km (0.043 R)
• M21: 15,970,171 km (0.099 R)
• M22: 16,352,842 km (0.073 R)
• M23: 16,685,698 km (0.031 R)
• M24: 19,451,912 km (0.117 R)
• M25: 20,716,762 km (0.074 R)
• M26: 22,373,858 km (0.103 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 804

Radius: 8.2

Gravity: 11.96 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 3.01 AU - 4.03 AU

Year: 4559 Days

Day: 5 Hours

Environment

Temp: -211 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 38,035,398 km

• M1: 126,709 km (0.105 R)
• M2: 620,532 km (0.1 R)
• M3: 1,285,495 km (0.049 R)
• M4: 2,084,646 km (0.06 R)
• M5: 2,931,969 km (0.106 R)
• M6: 3,200,646 km (0.074 R)
• M7: 4,202,503 km (0.042 R)
• M8: 5,204,360 km (0.118 R)
• M9: 5,513,729 km (0.05 R)
• M10: 7,146,589 km (0.082 R)
• M11: 9,199,820 km (0.08 R)
• M12: 10,515,833 km (0.1 R)
• M13: 11,195,755 km (0.065 R)
• M14: 11,617,471 km (0.084 R)
• M15: 16,800,290 km (0.055 R)
• M16: 17,791,974 km (0.071 R)
• M17: 21,142,667 km (0.057 R)
• M18: 22,005,248 km (0.117 R)
• M19: 23,571,089 km (0.116 R)
• M20: 24,812,752 km (0.1 R)
• M21: 25,691,490 km (0.088 R)
• M22: 26,016,117 km (0.087 R)
• M23: 27,595,422 km (0.047 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 974.9

Radius: 9.2

Gravity: 11.52 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 3.06 AU - 4.42 AU

Year: 4993 Days

Day: 5.2 Hours

Environment

Temp: -208 °C

Axial Tilt: 8.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 38,035,398 km

• M1: 114,442 km (0.063 R)
• M2: 401,521 km (0.055 R)
• M3: 787,483 km (0.071 R)
• M4: 1,351,916 km (0.079 R)
• M5: 2,601,956 km (0.1 R)
• M6: 3,514,503 km (0.11 R)
• M7: 4,191,134 km (0.06 R)
• M8: 4,706,648 km (0.097 R)
• M9: 7,866,006 km (0.1 R)
• M10: 8,252,267 km (0.087 R)
• M11: 8,732,327 km (0.092 R)
• M12: 10,014,530 km (0.093 R)
• M13: 13,707,055 km (0.077 R)
• M14: 20,590,501 km (0.111 R)
• M15: 23,159,845 km (0.025 R)
• M16: 25,850,811 km (0.045 R)
• M17: 26,878,997 km (0.047 R)
• M18: 27,667,827 km (0.113 R)
• M19: 29,016,901 km (0.045 R)
• M20: 32,040,274 km (0.085 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 904.5

Radius: 9.2

Gravity: 10.69 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 3.6 AU - 4.86 AU

Year: 6005 Days

Day: 11.8 Hours

Environment

Temp: -222 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 38,035,398 km

• M1: 117,883 km (0.105 R)
• M2: 824,733 km (0.069 R)
• M3: 1,529,937 km (0.09 R)
• M4: 1,826,590 km (0.117 R)
• M5: 2,484,821 km (0.103 R)
• M6: 3,102,061 km (0.092 R)
• M7: 4,806,879 km (0.111 R)
• M8: 5,391,657 km (0.093 R)
• M9: 5,925,272 km (0.067 R)
• M10: 6,322,754 km (0.081 R)
• M11: 7,585,061 km (0.106 R)
• M12: 8,542,786 km (0.09 R)
• M13: 9,356,449 km (0.116 R)
• M14: 10,552,634 km (0.116 R)
• M15: 12,003,584 km (0.028 R)
• M16: 13,583,337 km (0.079 R)
• M17: 14,810,488 km (0.057 R)
• M18: 15,174,460 km (0.107 R)
• M19: 16,886,159 km (0.118 R)
• M20: 24,265,672 km (0.051 R)
• M21: 30,323,638 km (0.11 R)
• M22: 31,009,395 km (0.117 R)

Planet 9 - Gas Giant

Semi-Major Axis: 4.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 484.2

Radius: 10.9

Gravity: 4.08 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 3.65 AU - 5.13 AU

Year: 6349 Days

Day: 6.4 Hours

Environment

Temp: -218 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 38,035,398 km

• M1: 209,437 km (0.103 R)
• M2: 608,863 km (0.107 R)
• M3: 1,126,622 km (0.107 R)
• M4: 2,191,160 km (0.08 R)
• M5: 2,563,509 km (0.083 R)
• M6: 2,997,493 km (0.119 R)
• M7: 3,587,207 km (0.059 R)
• M8: 4,864,324 km (0.078 R)
• M9: 5,769,990 km (0.118 R)
• M10: 7,620,516 km (0.105 R)
• M11: 8,177,020 km (0.076 R)
• M12: 9,794,322 km (0.051 R)
• M13: 10,363,243 km (0.044 R)
• M14: 11,663,548 km (0.074 R)
• M15: 13,922,027 km (0.028 R)
• M16: 17,706,554 km (0.115 R)
• M17: 18,683,577 km (0.116 R)
• M18: 20,959,410 km (0.068 R)
• M19: 30,979,625 km (0.046 R)

Planet 10 - Gas Giant

Semi-Major Axis: 4.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 700.8

Radius: 11.9

Gravity: 4.95 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 4.49 AU - 4.87 AU

Year: 6988 Days

Day: 11.6 Hours

Environment

Temp: -225 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 38,035,398 km

• M1: 148,850 km (0.101 R)
• M2: 591,211 km (0.076 R)
• M3: 1,170,903 km (0.102 R)
• M4: 2,145,981 km (0.099 R)
• M5: 2,627,687 km (0.06 R)
• M6: 4,006,680 km (0.048 R)
• M7: 4,632,747 km (0.066 R)
• M8: 5,263,003 km (0.114 R)
• M9: 6,348,934 km (0.095 R)
• M10: 7,201,492 km (0.045 R)
• M11: 7,850,447 km (0.045 R)
• M12: 8,290,864 km (0.088 R)
• M13: 10,079,905 km (0.055 R)
• M14: 10,504,912 km (0.085 R)
• M15: 10,991,105 km (0.082 R)
• M16: 12,702,954 km (0.049 R)
• M17: 13,480,414 km (0.079 R)
• M18: 13,938,782 km (0.112 R)
• M19: 16,195,765 km (0.035 R)
• M20: 20,885,359 km (0.1 R)
• M21: 26,232,136 km (0.119 R)
• M22: 27,310,138 km (0.119 R)
• M23: 29,458,514 km (0.106 R)
• M24: 30,231,486 km (0.077 R)
• M25: 32,734,408 km (0.091 R)
• M26: 36,910,133 km (0.072 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 372 - 20,095 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit