🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.72 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 308.4

Radius: 8.7

Gravity: 4.07 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 1.13 AU - 1.75 AU

Year: 1193 Days

Day: 13.7 Hours

Environment

Temp: -186 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 39,178,561 km

• M1: 108,458 km (0.069 R)
• M2: 564,582 km (0.086 R)
• M3: 867,518 km (0.099 R)
• M4: 1,142,778 km (0.091 R)
• M5: 1,788,742 km (0.059 R)
• M6: 3,390,337 km (0.119 R)
• M7: 4,313,355 km (0.068 R)
• M8: 5,081,989 km (0.114 R)
• M9: 5,394,948 km (0.101 R)
• M10: 5,760,116 km (0.064 R)
• M11: 6,933,413 km (0.096 R)
• M12: 7,576,384 km (0.054 R)
• M13: 7,961,449 km (0.083 R)
• M14: 8,589,012 km (0.034 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 895.7

Radius: 9.5

Gravity: 9.92 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 1.62 AU - 2 AU

Year: 1681 Days

Day: 14.4 Hours

Environment

Temp: -190 °C

Axial Tilt: 151.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 39,178,561 km

• M1: 118,182 km (0.08 R)
• M2: 647,160 km (0.06 R)
• M3: 980,764 km (0.047 R)
• M4: 1,351,766 km (0.085 R)
• M5: 1,837,959 km (0.089 R)
• M6: 2,463,877 km (0.11 R)
• M7: 3,021,877 km (0.086 R)
• M8: 4,042,733 km (0.113 R)
• M9: 5,100,539 km (0.089 R)
• M10: 5,789,587 km (0.096 R)
• M11: 6,409,970 km (0.068 R)
• M12: 6,723,228 km (0.119 R)
• M13: 8,601,878 km (0.06 R)
• M14: 10,409,469 km (0.043 R)
• M15: 11,101,808 km (0.098 R)
• M16: 12,863,921 km (0.03 R)
• M17: 13,448,250 km (0.047 R)
• M18: 15,077,969 km (0.05 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 269.6

Radius: 8.2

Gravity: 4.01 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 2.18 AU - 3 AU

Year: 2877 Days

Day: 5.5 Hours

Environment

Temp: -212 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 39,178,561 km

• M1: 102,175 km (0.115 R)
• M2: 788,082 km (0.08 R)
• M3: 1,285,943 km (0.037 R)
• M4: 1,924,128 km (0.104 R)
• M5: 2,772,647 km (0.111 R)
• M6: 3,241,187 km (0.094 R)
• M7: 3,726,333 km (0.098 R)
• M8: 4,574,104 km (0.052 R)
• M9: 5,707,308 km (0.084 R)
• M10: 6,066,642 km (0.085 R)
• M11: 7,714,164 km (0.058 R)
• M12: 8,304,028 km (0.093 R)
• M13: 11,637,368 km (0.093 R)
• M14: 11,982,191 km (0.053 R)
• M15: 15,036,980 km (0.118 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 303.2

Radius: 10.3

Gravity: 2.86 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 2.13 AU - 3.41 AU

Year: 3182 Days

Day: 7.9 Hours

Environment

Temp: -200 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 39,178,561 km

• M1: 128,953 km (0.06 R)
• M2: 464,352 km (0.076 R)
• M3: 1,490,444 km (0.118 R)
• M4: 1,816,268 km (0.109 R)
• M5: 2,202,679 km (0.082 R)
• M6: 3,048,356 km (0.114 R)
• M7: 3,493,858 km (0.104 R)
• M8: 4,001,593 km (0.099 R)
• M9: 4,496,014 km (0.109 R)
• M10: 4,876,891 km (0.12 R)
• M11: 5,465,109 km (0.112 R)
• M12: 6,074,721 km (0.084 R)
• M13: 7,087,498 km (0.034 R)
• M14: 7,487,822 km (0.101 R)
• M15: 8,085,915 km (0.097 R)
• M16: 8,428,194 km (0.093 R)
• M17: 10,179,836 km (0.106 R)
• M18: 12,001,040 km (0.088 R)
• M19: 13,416,087 km (0.047 R)
• M20: 15,455,854 km (0.11 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 717.3

Radius: 9

Gravity: 8.86 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 2.78 AU - 3 AU

Year: 3391 Days

Day: 9.7 Hours

Environment

Temp: -203 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 39,178,561 km

• M1: 112,049 km (0.09 R)
• M2: 402,269 km (0.116 R)
• M3: 722,857 km (0.079 R)
• M4: 1,113,307 km (0.104 R)
• M5: 1,631,066 km (0.107 R)
• M6: 2,105,141 km (0.099 R)
• M7: 2,604,948 km (0.102 R)
• M8: 2,986,572 km (0.103 R)
• M9: 4,139,373 km (0.096 R)
• M10: 6,641,697 km (0.108 R)
• M11: 7,008,810 km (0.095 R)
• M12: 8,261,991 km (0.113 R)
• M13: 8,687,148 km (0.052 R)
• M14: 8,978,565 km (0.076 R)
• M15: 10,993,499 km (0.108 R)
• M16: 13,196,627 km (0.082 R)
• M17: 13,485,350 km (0.082 R)
• M18: 14,125,181 km (0.03 R)
• M19: 16,497,055 km (0.047 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 138.3

Radius: 4.3

Gravity: 7.48 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 7.54 AU - 9.02 AU

Year: 16446 Days

Day: 24.1 Hours

Environment

Temp: -224 °C

Axial Tilt: 5.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 39,178,561 km

• M1: 55,052 km (0.059 R)
• M2: 301,141 km (0.118 R)
• M3: 458,817 km (0.117 R)
• M4: 903,122 km (0.109 R)
• M5: 1,047,783 km (0.064 R)
• M6: 1,299,856 km (0.102 R)
• M7: 1,632,262 km (0.089 R)
• M8: 2,003,265 km (0.113 R)
• M9: 2,149,871 km (0.115 R)
• M10: 2,303,658 km (0.088 R)
• M11: 2,710,713 km (0.109 R)
• M12: 3,409,036 km (0.117 R)
• M13: 4,741,505 km (0.11 R)
• M14: 6,352,225 km (0.045 R)
• M15: 10,454,797 km (0.116 R)
• M16: 10,847,940 km (0.08 R)
• M17: 11,663,548 km (0.117 R)
• M18: 11,926,541 km (0.113 R)
• M19: 15,399,306 km (0.093 R)
• M20: 16,559,437 km (0.08 R)
• M21: 18,907,525 km (0.098 R)
• M22: 24,766,077 km (0.092 R)
• M23: 31,220,477 km (0.112 R)
• M24: 33,917,128 km (0.096 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: 540 - 13,761 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit