🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 425.3

Radius: 8.6

Gravity: 5.75 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 0.49 AU - 0.55 AU

Year: 250 Days

Day: 13.6 Hours

Environment

Temp: -131 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 25,989,110 km

• M1: 107,262 km (0.105 R)
• M2: 393,742 km (0.119 R)
• M3: 667,805 km (0.083 R)
• M4: 970,741 km (0.079 R)
• M5: 1,340,846 km (0.101 R)
• M6: 1,759,271 km (0.102 R)
• M7: 2,262,967 km (0.09 R)
• M8: 2,545,258 km (0.058 R)
• M9: 3,476,355 km (0.064 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 948.7

Radius: 14.2

Gravity: 4.7 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 0.51 AU - 0.57 AU

Year: 265 Days

Day: 12 Hours

Environment

Temp: -147 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 25,989,110 km

• M1: 176,675 km (0.096 R)
• M2: 618,288 km (0.103 R)
• M3: 1,513,930 km (0.103 R)
• M4: 2,874,373 km (0.091 R)
• M5: 3,484,434 km (0.095 R)
• M6: 3,958,509 km (0.066 R)
• M7: 4,622,275 km (0.047 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 859.8

Radius: 12.5

Gravity: 5.5 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 0.67 AU - 0.67 AU

Year: 366 Days

Day: 10.4 Hours

Environment

Temp: -155 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 25,989,110 km

• M1: 156,779 km (0.114 R)
• M2: 551,567 km (0.112 R)
• M3: 1,247,796 km (0.077 R)
• M4: 1,649,317 km (0.065 R)
• M5: 2,206,569 km (0.108 R)
• M6: 2,764,868 km (0.111 R)
• M7: 3,166,239 km (0.039 R)
• M8: 3,816,990 km (0.078 R)
• M9: 4,235,565 km (0.098 R)
• M10: 4,981,908 km (0.108 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 838.1

Radius: 11.6

Gravity: 6.23 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 0.79 AU - 0.79 AU

Year: 468 Days

Day: 12.8 Hours

Environment

Temp: -159 °C

Axial Tilt: 126.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 25,989,110 km

• M1: 144,362 km (0.118 R)
• M2: 516,113 km (0.07 R)
• M3: 1,029,084 km (0.053 R)
• M4: 1,689,708 km (0.114 R)
• M5: 2,202,081 km (0.046 R)
• M6: 2,860,311 km (0.105 R)
• M7: 3,272,154 km (0.095 R)
• M8: 3,736,955 km (0.096 R)
• M9: 4,131,744 km (0.066 R)
• M10: 4,494,369 km (0.107 R)
• M11: 4,941,966 km (0.046 R)
• M12: 5,945,169 km (0.059 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 753.1

Radius: 13.5

Gravity: 4.13 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 0.79 AU - 1.29 AU

Year: 707 Days

Day: 9.9 Hours

Environment

Temp: -167 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 25,989,110 km

• M1: 167,849 km (0.099 R)
• M2: 1,235,828 km (0.052 R)
• M3: 2,573,831 km (0.066 R)
• M4: 3,341,268 km (0.117 R)
• M5: 3,851,547 km (0.119 R)
• M6: 5,153,647 km (0.07 R)
• M7: 6,113,167 km (0.101 R)
• M8: 7,830,551 km (0.113 R)
• M9: 8,263,338 km (0.059 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 326.8

Radius: 13.2

Gravity: 1.88 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 1.33 AU - 1.37 AU

Year: 1046 Days

Day: 10.5 Hours

Environment

Temp: -193 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 25,989,110 km

• M1: 164,109 km (0.089 R)
• M2: 916,885 km (0.077 R)
• M3: 1,804,300 km (0.093 R)
• M4: 2,221,678 km (0.107 R)
• M5: 2,783,867 km (0.089 R)
• M6: 3,219,047 km (0.098 R)
• M7: 4,228,683 km (0.09 R)
• M8: 4,740,906 km (0.072 R)
• M9: 5,680,830 km (0.113 R)

Planet 7 - Gas Giant

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 252.8

Radius: 9.9

Gravity: 2.58 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 1.36 AU - 1.54 AU

Year: 1164 Days

Day: 11.2 Hours

Environment

Temp: -182 °C

Axial Tilt: 10.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 25,989,110 km

• M1: 123,119 km (0.066 R)
• M2: 562,787 km (0.09 R)
• M3: 888,761 km (0.062 R)
• M4: 1,251,985 km (0.086 R)
• M5: 1,682,378 km (0.086 R)
• M6: 2,300,067 km (0.112 R)
• M7: 2,617,664 km (0.092 R)
• M8: 3,074,685 km (0.094 R)
• M9: 3,421,902 km (0.082 R)
• M10: 4,430,491 km (0.117 R)
• M11: 5,064,786 km (0.112 R)
• M12: 5,682,475 km (0.116 R)
• M13: 6,108,530 km (0.081 R)
• M14: 6,555,678 km (0.052 R)
• M15: 6,872,975 km (0.093 R)
• M16: 7,222,884 km (0.092 R)
• M17: 7,840,275 km (0.065 R)

Planet 8 - Gas Giant

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 185.2

Radius: 12.9

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 1.56 AU - 2.34 AU

Year: 1816 Days

Day: 8.8 Hours

Environment

Temp: -205 °C

Axial Tilt: 28.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 25,989,110 km

• M1: 160,818 km (0.116 R)
• M2: 864,376 km (0.111 R)
• M3: 1,353,562 km (0.084 R)
• M4: 1,952,402 km (0.078 R)
• M5: 2,390,873 km (0.079 R)
• M6: 2,946,180 km (0.105 R)
• M7: 3,704,791 km (0.077 R)
• M8: 5,280,506 km (0.053 R)
• M9: 5,956,090 km (0.045 R)
• M10: 6,644,090 km (0.058 R)

Planet 9 - Gas Giant

Semi-Major Axis: 3.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 39.3

Radius: 12.2

Gravity: 0.26 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 3.12 AU - 3.42 AU

Year: 3943 Days

Day: 13.8 Hours

Environment

Temp: -225 °C

Axial Tilt: 72.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 25,989,110 km

• M1: 151,692 km (0.048 R)
• M2: 719,117 km (0.111 R)
• M3: 1,247,945 km (0.084 R)
• M4: 2,351,978 km (0.074 R)
• M5: 2,890,081 km (0.086 R)
• M6: 5,729,000 km (0.116 R)
• M7: 7,700,251 km (0.111 R)
• M8: 8,678,172 km (0.064 R)
• M9: 9,058,600 km (0.114 R)
• M10: 9,911,757 km (0.056 R)

Planet 10 - Gas Giant

Semi-Major Axis: 3.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 613.8

Radius: 9.9

Gravity: 6.26 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 3.05 AU - 3.79 AU

Year: 4218 Days

Day: 6.7 Hours

Environment

Temp: -219 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 25,989,110 km

• M1: 124,166 km (0.086 R)
• M2: 437,873 km (0.065 R)
• M3: 1,027,588 km (0.107 R)
• M4: 1,816,118 km (0.116 R)
• M5: 2,208,513 km (0.117 R)
• M6: 2,527,606 km (0.118 R)
• M7: 2,948,125 km (0.042 R)
• M8: 3,356,378 km (0.102 R)
• M9: 5,462,566 km (0.096 R)
• M10: 7,492,161 km (0.08 R)
• M11: 8,042,830 km (0.027 R)
• M12: 9,577,854 km (0.086 R)
• M13: 11,122,901 km (0.114 R)
• M14: 13,168,801 km (0.076 R)
• M15: 16,517,998 km (0.051 R)
• M16: 17,097,241 km (0.109 R)
• M17: 18,791,437 km (0.112 R)
• M18: 19,550,796 km (0.059 R)
• M19: 20,594,840 km (0.049 R)
• M20: 21,538,503 km (0.077 R)
• M21: 24,097,225 km (0.102 R)
• M22: 24,542,578 km (0.098 R)
• M23: 25,834,206 km (0.113 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: 258 - 14,003 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit