🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 639.9

Radius: 9.2

Gravity: 7.56 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 0.68 AU - 0.96 AU

Year: 513 Days

Day: 5.5 Hours

Environment

Temp: -160 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 74,457,363 km

• M1: 114,442 km (0.086 R)
• M2: 457,470 km (0.056 R)
• M3: 757,115 km (0.051 R)
• M4: 1,086,978 km (0.042 R)
• M5: 1,459,028 km (0.117 R)
• M6: 2,445,626 km (0.076 R)
• M7: 2,793,740 km (0.088 R)
• M8: 3,151,578 km (0.092 R)
• M9: 3,758,946 km (0.08 R)
• M10: 4,097,934 km (0.115 R)
• M11: 4,531,619 km (0.092 R)
• M12: 5,423,222 km (0.053 R)
• M13: 5,803,949 km (0.109 R)
• M14: 6,258,128 km (0.049 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 784.5

Radius: 11.4

Gravity: 6.04 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 0.98 AU - 1.06 AU

Year: 711 Days

Day: 8 Hours

Environment

Temp: -186 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 74,457,363 km

• M1: 141,819 km (0.027 R)
• M2: 621,130 km (0.073 R)
• M3: 1,020,706 km (0.105 R)
• M4: 1,409,212 km (0.087 R)
• M5: 1,819,260 km (0.119 R)
• M6: 2,608,987 km (0.103 R)
• M7: 3,045,513 km (0.073 R)
• M8: 3,600,222 km (0.112 R)
• M9: 4,640,825 km (0.105 R)
• M10: 5,359,194 km (0.104 R)
• M11: 5,910,911 km (0.107 R)
• M12: 6,712,456 km (0.107 R)
• M13: 7,331,492 km (0.033 R)
• M14: 8,207,538 km (0.108 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 132

Radius: 9.1

Gravity: 1.59 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 1.32 AU - 1.62 AU

Year: 1230 Days

Day: 9.9 Hours

Environment

Temp: -187 °C

Axial Tilt: 0.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 74,457,363 km

• M1: 113,395 km (0.109 R)
• M2: 414,536 km (0.118 R)
• M3: 807,978 km (0.079 R)
• M4: 1,353,861 km (0.069 R)
• M5: 2,049,491 km (0.109 R)
• M6: 3,297,137 km (0.04 R)
• M7: 3,745,781 km (0.095 R)
• M8: 4,076,692 km (0.077 R)
• M9: 4,457,119 km (0.093 R)
• M10: 5,671,704 km (0.112 R)
• M11: 6,374,964 km (0.064 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 129.5

Radius: 13.3

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 1.56 AU - 1.64 AU

Year: 1397 Days

Day: 7.1 Hours

Environment

Temp: -204 °C

Axial Tilt: 29 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 74,457,363 km

• M1: 165,605 km (0.098 R)
• M2: 657,183 km (0.049 R)
• M3: 1,103,583 km (0.106 R)
• M4: 1,607,728 km (0.074 R)
• M5: 2,218,985 km (0.046 R)
• M6: 3,076,031 km (0.061 R)
• M7: 3,615,033 km (0.089 R)
• M8: 5,218,722 km (0.079 R)
• M9: 5,878,000 km (0.088 R)
• M10: 6,452,605 km (0.084 R)
• M11: 7,255,646 km (0.076 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 279.1

Radius: 11.7

Gravity: 2.04 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 1.42 AU - 2.18 AU

Year: 1667 Days

Day: 10.9 Hours

Environment

Temp: -200 °C

Axial Tilt: 4.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 74,457,363 km

• M1: 147,653 km (0.081 R)
• M2: 636,689 km (0.063 R)
• M3: 1,007,542 km (0.11 R)
• M4: 1,604,288 km (0.084 R)
• M5: 2,000,124 km (0.037 R)
• M6: 2,520,126 km (0.06 R)
• M7: 3,197,954 km (0.036 R)
• M8: 3,618,324 km (0.12 R)
• M9: 4,241,997 km (0.108 R)
• M10: 4,880,331 km (0.061 R)
• M11: 5,643,131 km (0.052 R)
• M12: 6,326,943 km (0.032 R)
• M13: 7,885,753 km (0.12 R)
• M14: 8,685,802 km (0.104 R)
• M15: 9,134,296 km (0.083 R)
• M16: 9,926,118 km (0.103 R)
• M17: 10,354,417 km (0.066 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 184.8

Radius: 11.5

Gravity: 1.4 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 4.25 AU - 6.57 AU

Year: 8686 Days

Day: 8.8 Hours

Environment

Temp: -234 °C

Axial Tilt: 7.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 74,457,363 km

• M1: 143,464 km (0.111 R)
• M2: 841,488 km (0.1 R)
• M3: 1,255,276 km (0.094 R)
• M4: 2,090,630 km (0.077 R)
• M5: 3,423,098 km (0.062 R)
• M6: 4,887,063 km (0.101 R)
• M7: 5,476,030 km (0.087 R)
• M8: 6,293,582 km (0.117 R)
• M9: 6,828,694 km (0.099 R)
• M10: 9,723,712 km (0.052 R)
• M11: 10,657,203 km (0.111 R)
• M12: 14,398,346 km (0.087 R)
• M13: 18,425,072 km (0.093 R)
• M14: 19,985,677 km (0.064 R)
• M15: 21,915,789 km (0.062 R)
• M16: 22,926,023 km (0.083 R)
• M17: 25,117,183 km (0.091 R)
• M18: 26,143,425 km (0.071 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 932.3

Radius: 6.3

Gravity: 23.49 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 7.62 AU - 9.04 AU

Year: 16595 Days

Day: 24 Hours

Environment

Temp: -234 °C

Axial Tilt: 4.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 74,457,363 km

• M1: 78,389 km (0.108 R)
• M2: 350,059 km (0.103 R)
• M3: 1,297,163 km (0.093 R)
• M4: 1,659,190 km (0.112 R)
• M5: 1,949,260 km (0.087 R)
• M6: 2,188,617 km (0.097 R)
• M7: 3,001,681 km (0.103 R)
• M8: 3,240,140 km (0.108 R)
• M9: 3,785,125 km (0.06 R)
• M10: 4,000,696 km (0.057 R)
• M11: 4,732,229 km (0.066 R)
• M12: 5,510,587 km (0.054 R)
• M13: 5,707,907 km (0.095 R)
• M14: 6,457,542 km (0.059 R)
• M15: 7,224,081 km (0.098 R)
• M16: 8,936,528 km (0.114 R)
• M17: 9,320,097 km (0.105 R)
• M18: 10,536,627 km (0.046 R)
• M19: 14,741,225 km (0.059 R)
• M20: 16,960,958 km (0.096 R)
• M21: 19,122,946 km (0.075 R)
• M22: 19,576,377 km (0.056 R)
• M23: 20,316,737 km (0.097 R)
• M24: 22,249,093 km (0.095 R)
• M25: 23,465,473 km (0.062 R)
• M26: 24,512,509 km (0.079 R)
• M27: 28,657,716 km (0.119 R)
• M28: 29,491,275 km (0.089 R)
• M29: 33,508,427 km (0.111 R)
• M30: 35,239,424 km (0.114 R)
• M31: 37,169,536 km (0.113 R)
• M32: 44,795,886 km (0.081 R)
• M33: 45,114,529 km (0.028 R)
• M34: 46,404,212 km (0.12 R)
• M35: 49,057,181 km (0.045 R)
• M36: 49,565,515 km (0.075 R)
• M37: 49,906,448 km (0.087 R)
• M38: 59,520,505 km (0.064 R)
• M39: 61,856,326 km (0.063 R)
• M40: 72,248,292 km (0.085 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 461 - 11,352 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit