🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.46 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 513.2

Radius: 9.6

Gravity: 5.57 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 0.7 AU - 1.14 AU

Year: 609 Days

Day: 6 Hours

Environment

Temp: -165 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 25,268,803 km

• M1: 119,379 km (0.086 R)
• M2: 446,699 km (0.066 R)
• M3: 982,110 km (0.114 R)
• M4: 1,404,425 km (0.115 R)
• M5: 1,766,900 km (0.088 R)
• M6: 2,119,353 km (0.094 R)
• M7: 2,458,940 km (0.063 R)
• M8: 2,780,276 km (0.066 R)
• M9: 3,932,180 km (0.065 R)
• M10: 4,242,596 km (0.119 R)
• M11: 4,849,514 km (0.119 R)
• M12: 5,513,280 km (0.078 R)
• M13: 6,465,321 km (0.117 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 798.8

Radius: 12.2

Gravity: 5.37 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 0.95 AU - 1.47 AU

Year: 919 Days

Day: 8.8 Hours

Environment

Temp: -179 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 25,268,803 km

• M1: 158,574 km (0.104 R)
• M2: 1,195,736 km (0.119 R)
• M3: 1,701,526 km (0.069 R)
• M4: 2,392,968 km (0.067 R)
• M5: 2,880,208 km (0.109 R)
• M6: 3,390,486 km (0.101 R)
• M7: 4,236,313 km (0.088 R)
• M8: 4,808,225 km (0.113 R)
• M9: 6,107,632 km (0.098 R)
• M10: 6,955,104 km (0.062 R)
• M11: 7,678,260 km (0.106 R)
• M12: 8,110,000 km (0.103 R)
• M13: 9,648,165 km (0.099 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 547.8

Radius: 8.4

Gravity: 7.76 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 1.14 AU - 1.78 AU

Year: 1218 Days

Day: 5.5 Hours

Environment

Temp: -189 °C

Axial Tilt: 41.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 25,268,803 km

• M1: 105,018 km (0.061 R)
• M2: 376,837 km (0.114 R)
• M3: 661,821 km (0.075 R)
• M4: 1,001,707 km (0.092 R)
• M5: 1,498,671 km (0.102 R)
• M6: 1,780,963 km (0.1 R)
• M7: 2,573,831 km (0.073 R)
• M8: 3,050,151 km (0.109 R)
• M9: 3,375,078 km (0.056 R)
• M10: 4,179,017 km (0.059 R)
• M11: 4,708,294 km (0.104 R)
• M12: 5,668,114 km (0.074 R)
• M13: 6,317,069 km (0.059 R)
• M14: 7,710,723 km (0.091 R)
• M15: 8,182,256 km (0.097 R)
• M16: 9,563,343 km (0.112 R)
• M17: 10,833,279 km (0.054 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 269.9

Radius: 8.3

Gravity: 3.92 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 1.82 AU - 2.78 AU

Year: 2408 Days

Day: 14.1 Hours

Environment

Temp: -197 °C

Axial Tilt: 17.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 25,268,803 km

• M1: 103,223 km (0.066 R)
• M2: 429,047 km (0.114 R)
• M3: 754,123 km (0.115 R)
• M4: 1,416,991 km (0.065 R)
• M5: 1,700,778 km (0.069 R)
• M6: 2,056,223 km (0.105 R)
• M7: 2,642,347 km (0.079 R)
• M8: 3,304,318 km (0.034 R)
• M9: 3,575,389 km (0.025 R)
• M10: 4,235,714 km (0.081 R)
• M11: 4,673,288 km (0.095 R)
• M12: 5,225,304 km (0.068 R)
• M13: 5,572,521 km (0.092 R)
• M14: 6,313,030 km (0.076 R)
• M15: 11,529,508 km (0.063 R)
• M16: 13,559,551 km (0.08 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 902.1

Radius: 9.9

Gravity: 9.2 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 2.21 AU - 3.57 AU

Year: 3391 Days

Day: 13.5 Hours

Environment

Temp: -209 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 25,268,803 km

• M1: 123,119 km (0.077 R)
• M2: 487,988 km (0.03 R)
• M3: 873,352 km (0.103 R)
• M4: 1,562,849 km (0.102 R)
• M5: 1,993,541 km (0.067 R)
• M6: 2,935,110 km (0.083 R)
• M7: 3,378,369 km (0.115 R)
• M8: 4,353,597 km (0.081 R)
• M9: 4,709,191 km (0.06 R)
• M10: 5,161,575 km (0.108 R)
• M11: 5,642,832 km (0.114 R)
• M12: 6,633,618 km (0.112 R)
• M13: 7,634,428 km (0.072 R)
• M14: 10,014,680 km (0.095 R)
• M15: 10,468,560 km (0.114 R)
• M16: 11,022,670 km (0.085 R)
• M17: 12,282,584 km (0.105 R)
• M18: 13,887,918 km (0.047 R)
• M19: 15,793,646 km (0.099 R)
• M20: 16,751,670 km (0.08 R)
• M21: 17,927,809 km (0.058 R)
• M22: 21,242,449 km (0.03 R)
• M23: 23,473,551 km (0.101 R)
• M24: 24,869,748 km (0.059 R)
• M25: 25,473,974 km (0.101 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 161.5

Radius: 13

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 3.31 AU - 4.53 AU

Year: 5357 Days

Day: 10 Hours

Environment

Temp: -227 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 25,268,803 km

• M1: 161,715 km (0.085 R)
• M2: 595,998 km (0.066 R)
• M3: 1,232,986 km (0.109 R)
• M4: 2,034,830 km (0.096 R)
• M5: 2,996,894 km (0.111 R)
• M6: 3,402,005 km (0.113 R)
• M7: 3,960,753 km (0.088 R)
• M8: 5,311,323 km (0.115 R)
• M9: 6,442,432 km (0.118 R)
• M10: 7,635,475 km (0.097 R)
• M11: 9,567,831 km (0.074 R)
• M12: 11,683,743 km (0.102 R)
• M13: 12,353,942 km (0.028 R)
• M14: 17,246,091 km (0.115 R)
• M15: 18,957,042 km (0.109 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 126.6

Radius: 8.8

Gravity: 1.63 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 4.94 AU - 6.06 AU

Year: 8903 Days

Day: 5.7 Hours

Environment

Temp: -223 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 25,268,803 km

• M1: 109,506 km (0.11 R)
• M2: 567,126 km (0.051 R)
• M3: 1,115,851 km (0.087 R)
• M4: 1,545,196 km (0.098 R)
• M5: 2,805,858 km (0.071 R)
• M6: 4,027,324 km (0.095 R)
• M7: 4,433,782 km (0.112 R)
• M8: 5,302,945 km (0.103 R)
• M9: 6,370,625 km (0.08 R)
• M10: 14,547,346 km (0.066 R)
• M11: 15,289,351 km (0.106 R)
• M12: 15,724,681 km (0.086 R)
• M13: 16,168,089 km (0.092 R)
• M14: 20,674,725 km (0.105 R)
• M15: 22,578,208 km (0.088 R)
• M16: 23,357,015 km (0.117 R)
• M17: 25,042,983 km (0.117 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 341 - 14,821 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit