🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 662.5

Radius: 11.8

Gravity: 4.76 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 0.44 AU - 0.62 AU

Year: 271 Days

Day: 10.1 Hours

Environment

Temp: -139 °C

Axial Tilt: 25.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 33,127,794 km

• M1: 146,756 km (0.106 R)
• M2: 578,495 km (0.058 R)
• M3: 1,030,430 km (0.056 R)
• M4: 2,286,304 km (0.041 R)
• M5: 3,240,290 km (0.064 R)
• M6: 3,689,682 km (0.055 R)
• M7: 4,217,314 km (0.072 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 628

Radius: 11.7

Gravity: 4.59 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 0.6 AU - 0.64 AU

Year: 343 Days

Day: 8.3 Hours

Environment

Temp: -154 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 33,127,794 km

• M1: 145,708 km (0.056 R)
• M2: 514,467 km (0.112 R)
• M3: 884,423 km (0.114 R)
• M4: 1,542,504 km (0.113 R)
• M5: 1,948,961 km (0.114 R)
• M6: 2,653,268 km (0.103 R)
• M7: 3,117,470 km (0.041 R)
• M8: 3,486,827 km (0.098 R)
• M9: 3,922,157 km (0.068 R)
• M10: 4,288,522 km (0.068 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 783.7

Radius: 12.8

Gravity: 4.78 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 0.68 AU - 0.7 AU

Year: 403 Days

Day: 10 Hours

Environment

Temp: -164 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 33,127,794 km

• M1: 159,621 km (0.087 R)
• M2: 562,937 km (0.099 R)
• M3: 979,268 km (0.119 R)
• M4: 1,409,810 km (0.079 R)
• M5: 1,922,183 km (0.118 R)
• M6: 2,334,624 km (0.053 R)
• M7: 2,890,081 km (0.109 R)
• M8: 3,319,876 km (0.108 R)
• M9: 3,999,499 km (0.083 R)
• M10: 4,436,474 km (0.105 R)
• M11: 5,874,559 km (0.114 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 86.5

Radius: 14.6

Gravity: 0.41 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 2.35 AU - 3.43 AU

Year: 3453 Days

Day: 5.4 Hours

Environment

Temp: -212 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 33,127,794 km

• M1: 181,612 km (0.076 R)
• M2: 635,641 km (0.093 R)
• M3: 1,101,788 km (0.07 R)
• M4: 1,612,515 km (0.073 R)
• M5: 2,239,480 km (0.098 R)
• M6: 2,724,476 km (0.104 R)
• M7: 3,265,722 km (0.119 R)
• M8: 5,358,895 km (0.1 R)
• M9: 5,950,106 km (0.096 R)
• M10: 7,963,095 km (0.093 R)
• M11: 8,678,472 km (0.055 R)
• M12: 9,198,474 km (0.081 R)
• M13: 11,837,081 km (0.08 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 987.8

Radius: 9.8

Gravity: 10.29 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 2.53 AU - 3.37 AU

Year: 3562 Days

Day: 13.5 Hours

Environment

Temp: -213 °C

Axial Tilt: 10.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 33,127,794 km

• M1: 122,221 km (0.087 R)
• M2: 673,041 km (0.049 R)
• M3: 1,303,297 km (0.114 R)
• M4: 1,804,001 km (0.077 R)
• M5: 2,143,139 km (0.118 R)
• M6: 2,673,464 km (0.117 R)
• M7: 3,061,670 km (0.109 R)
• M8: 3,694,020 km (0.081 R)
• M9: 4,177,521 km (0.086 R)
• M10: 4,777,707 km (0.115 R)
• M11: 5,685,168 km (0.099 R)
• M12: 8,232,371 km (0.109 R)
• M13: 8,752,373 km (0.062 R)
• M14: 11,965,885 km (0.087 R)
• M15: 12,344,218 km (0.1 R)
• M16: 13,629,862 km (0.066 R)
• M17: 16,062,473 km (0.115 R)
• M18: 17,532,122 km (0.049 R)
• M19: 24,237,398 km (0.101 R)
• M20: 26,166,762 km (0.112 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 934.8

Radius: 12.3

Gravity: 6.18 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 4.1 AU - 5.84 AU

Year: 7788 Days

Day: 13.2 Hours

Environment

Temp: -220 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 33,127,794 km

• M1: 153,637 km (0.094 R)
• M2: 637,137 km (0.053 R)
• M3: 1,169,556 km (0.066 R)
• M4: 2,043,208 km (0.087 R)
• M5: 2,732,555 km (0.118 R)
• M6: 3,547,714 km (0.074 R)
• M7: 4,026,127 km (0.106 R)
• M8: 5,365,477 km (0.074 R)
• M9: 7,820,827 km (0.074 R)
• M10: 9,411,800 km (0.106 R)
• M11: 10,739,631 km (0.119 R)
• M12: 12,132,836 km (0.084 R)
• M13: 12,873,046 km (0.079 R)
• M14: 13,643,176 km (0.078 R)
• M15: 14,632,916 km (0.111 R)
• M16: 15,869,641 km (0.113 R)
• M17: 17,034,261 km (0.098 R)
• M18: 17,601,536 km (0.116 R)
• M19: 18,254,979 km (0.075 R)
• M20: 19,687,379 km (0.118 R)
• M21: 21,031,366 km (0.064 R)
• M22: 22,183,419 km (0.11 R)
• M23: 23,377,061 km (0.108 R)
• M24: 24,078,226 km (0.03 R)
• M25: 31,137,899 km (0.119 R)
• M26: 33,509,175 km (0.036 R)
• M27: 34,739,019 km (0.101 R)
• M28: 36,933,770 km (0.043 R)
• M29: 37,765,085 km (0.08 R)
• M30: 41,470,175 km (0.07 R)
• M31: 44,871,732 km (0.108 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 168.2

Radius: 6.9

Gravity: 3.53 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 6.43 AU - 6.53 AU

Year: 11595 Days

Day: 18.5 Hours

Environment

Temp: -228 °C

Axial Tilt: 4.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 33,127,794 km

• M1: 121,922 km (0.094 R)
• M2: 396,135 km (0.107 R)
• M3: 788,082 km (0.025 R)
• M4: 1,098,946 km (0.116 R)
• M5: 1,339,200 km (0.087 R)
• M6: 1,732,493 km (0.053 R)
• M7: 1,971,401 km (0.068 R)
• M8: 2,533,889 km (0.112 R)
• M9: 3,076,779 km (0.105 R)
• M10: 4,417,476 km (0.083 R)
• M11: 5,259,861 km (0.083 R)
• M12: 6,466,218 km (0.106 R)
• M13: 7,116,371 km (0.091 R)
• M14: 7,439,203 km (0.063 R)
• M15: 8,506,285 km (0.102 R)
• M16: 9,286,138 km (0.082 R)
• M17: 9,759,017 km (0.089 R)
• M18: 12,163,504 km (0.086 R)
• M19: 13,045,682 km (0.089 R)
• M20: 13,638,688 km (0.101 R)
• M21: 16,130,540 km (0.113 R)
• M22: 17,710,742 km (0.031 R)
• M23: 18,171,055 km (0.072 R)
• M24: 18,437,788 km (0.089 R)
• M25: 20,021,730 km (0.057 R)
• M26: 20,956,119 km (0.096 R)
• M27: 24,173,370 km (0.104 R)
• M28: 27,705,526 km (0.114 R)
• M29: 28,325,758 km (0.04 R)
• M30: 31,280,017 km (0.034 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 419 - 10,717 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit