🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.9 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 306.4

Radius: 8

Gravity: 4.79 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 1.78 AU - 1.8 AU

Year: 1624 Days

Day: 8.6 Hours

Environment

Temp: -190 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 86,089,052 km

• M1: 99,483 km (0.052 R)
• M2: 355,145 km (0.094 R)
• M3: 633,996 km (0.088 R)
• M4: 1,001,857 km (0.09 R)
• M5: 1,287,888 km (0.04 R)
• M6: 1,764,656 km (0.073 R)
• M7: 2,176,799 km (0.101 R)
• M8: 3,014,696 km (0.113 R)
• M9: 3,351,740 km (0.064 R)
• M10: 3,605,757 km (0.108 R)
• M11: 3,920,960 km (0.083 R)
• M12: 4,446,049 km (0.1 R)
• M13: 5,074,809 km (0.07 R)
• M14: 5,370,564 km (0.09 R)
• M15: 6,018,173 km (0.106 R)
• M16: 6,327,392 km (0.066 R)
• M17: 7,025,565 km (0.059 R)
• M18: 7,671,379 km (0.102 R)
• M19: 8,410,542 km (0.071 R)
• M20: 9,081,040 km (0.057 R)
• M21: 9,341,489 km (0.12 R)
• M22: 10,153,058 km (0.063 R)
• M23: 10,816,076 km (0.113 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 998.3

Radius: 10.6

Gravity: 8.88 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 2.59 AU - 3.81 AU

Year: 3883 Days

Day: 8.2 Hours

Environment

Temp: -223 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 86,089,052 km

• M1: 131,796 km (0.112 R)
• M2: 496,067 km (0.084 R)
• M3: 863,479 km (0.069 R)
• M4: 1,892,712 km (0.096 R)
• M5: 2,469,113 km (0.12 R)
• M6: 3,120,911 km (0.115 R)
• M7: 3,602,616 km (0.054 R)
• M8: 4,041,536 km (0.095 R)
• M9: 5,720,174 km (0.104 R)
• M10: 6,796,082 km (0.12 R)
• M11: 8,148,446 km (0.099 R)
• M12: 8,598,586 km (0.104 R)
• M13: 9,304,838 km (0.111 R)
• M14: 11,012,797 km (0.079 R)
• M15: 12,424,253 km (0.091 R)
• M16: 12,970,734 km (0.096 R)
• M17: 14,165,572 km (0.107 R)
• M18: 15,206,773 km (0.117 R)
• M19: 16,357,031 km (0.118 R)
• M20: 18,253,334 km (0.101 R)
• M21: 21,120,227 km (0.118 R)
• M22: 22,114,904 km (0.025 R)
• M23: 22,770,741 km (0.106 R)
• M24: 23,215,046 km (0.092 R)
• M25: 23,589,789 km (0.049 R)
• M26: 24,197,755 km (0.095 R)
• M27: 26,816,615 km (0.035 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 320.3

Radius: 12.6

Gravity: 2.02 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 2.69 AU - 3.97 AU

Year: 4122 Days

Day: 11.1 Hours

Environment

Temp: -215 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 86,089,052 km

• M1: 156,629 km (0.119 R)
• M2: 550,221 km (0.105 R)
• M3: 1,671,607 km (0.12 R)
• M4: 2,095,567 km (0.091 R)
• M5: 2,532,991 km (0.069 R)
• M6: 3,098,621 km (0.115 R)
• M7: 3,864,263 km (0.11 R)
• M8: 8,308,965 km (0.092 R)
• M9: 11,890,787 km (0.109 R)
• M10: 14,474,791 km (0.035 R)
• M11: 16,287,618 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 721.6

Radius: 13.2

Gravity: 4.14 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 4.52 AU - 4.76 AU

Year: 6779 Days

Day: 6.6 Hours

Environment

Temp: -227 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 86,089,052 km

• M1: 164,109 km (0.105 R)
• M2: 830,418 km (0.074 R)
• M3: 1,380,639 km (0.101 R)
• M4: 2,353,025 km (0.117 R)
• M5: 3,511,062 km (0.068 R)
• M6: 3,980,650 km (0.059 R)
• M7: 4,519,052 km (0.059 R)
• M8: 5,342,439 km (0.064 R)
• M9: 10,126,280 km (0.086 R)
• M10: 11,535,791 km (0.077 R)
• M11: 11,946,736 km (0.088 R)
• M12: 12,743,794 km (0.106 R)
• M13: 18,221,918 km (0.111 R)
• M14: 18,850,977 km (0.075 R)
• M15: 19,566,803 km (0.095 R)
• M16: 20,825,520 km (0.028 R)
• M17: 22,773,433 km (0.091 R)
• M18: 34,364,576 km (0.059 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 875.6

Radius: 13.5

Gravity: 4.8 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 4.81 AU - 5.09 AU

Year: 7470 Days

Day: 10.6 Hours

Environment

Temp: -218 °C

Axial Tilt: 141.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 86,089,052 km

• M1: 167,998 km (0.066 R)
• M2: 640,877 km (0.054 R)
• M3: 1,438,683 km (0.086 R)
• M4: 1,889,272 km (0.093 R)
• M5: 2,621,254 km (0.115 R)
• M6: 3,328,253 km (0.043 R)
• M7: 4,374,391 km (0.034 R)
• M8: 4,826,775 km (0.103 R)
• M9: 5,661,681 km (0.066 R)
• M10: 6,482,824 km (0.096 R)
• M11: 9,755,427 km (0.066 R)
• M12: 11,298,080 km (0.106 R)
• M13: 12,656,129 km (0.06 R)
• M14: 14,364,986 km (0.073 R)
• M15: 15,629,986 km (0.086 R)
• M16: 17,594,355 km (0.067 R)
• M17: 22,337,954 km (0.05 R)
• M18: 25,271,120 km (0.101 R)
• M19: 26,736,730 km (0.079 R)
• M20: 27,968,668 km (0.107 R)
• M21: 29,337,190 km (0.102 R)
• M22: 39,341,846 km (0.109 R)

Asteroid Belt

Center: 7.45 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 9.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 878.4

Radius: 6.8

Gravity: 19 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 9.07 AU - 10.81 AU

Year: 21255 Days

Day: 19.5 Hours

Environment

Temp: -245 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 86,089,052 km

• M1: 86,019 km (0.071 R)
• M2: 457,021 km (0.046 R)
• M3: 1,972,598 km (0.111 R)
• M4: 3,203,489 km (0.1 R)
• M5: 4,232,423 km (0.089 R)
• M6: 4,512,021 km (0.086 R)
• M7: 5,225,603 km (0.101 R)
• M8: 5,547,687 km (0.025 R)
• M9: 14,160,635 km (0.08 R)
• M10: 18,568,836 km (0.033 R)
• M11: 21,589,666 km (0.051 R)
• M12: 33,130,992 km (0.076 R)
• M13: 39,655,254 km (0.088 R)
• M14: 46,986,148 km (0.091 R)
• M15: 49,617,126 km (0.093 R)
• M16: 53,463,287 km (0.095 R)
• M17: 56,523,760 km (0.061 R)
• M18: 82,276,585 km (0.097 R)
• M19: 82,527,161 km (0.085 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 362 - 16,189 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit