🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 735.8

Radius: 11

Gravity: 6.08 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 0.75 AU - 0.81 AU

Year: 452 Days

Day: 8.3 Hours

Environment

Temp: -140 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 51,926,680 km

• M1: 138,677 km (0.12 R)
• M2: 547,528 km (0.116 R)
• M3: 1,400,535 km (0.057 R)
• M4: 1,896,003 km (0.065 R)
• M5: 2,354,072 km (0.102 R)
• M6: 2,896,065 km (0.076 R)
• M7: 3,302,523 km (0.05 R)
• M8: 4,011,168 km (0.052 R)
• M9: 5,212,289 km (0.095 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 19.5

Radius: 8.8

Gravity: 0.25 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 0.65 AU - 1.03 AU

Year: 505 Days

Day: 10.2 Hours

Environment

Temp: -155 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (3)

Outer Limit: 51,926,680 km

• M1: 109,506 km (0.075 R)
• M2: 553,363 km (0.073 R)
• M3: 1,349,971 km (0.093 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 363.9

Radius: 8.8

Gravity: 4.7 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 1.41 AU - 1.49 AU

Year: 1145 Days

Day: 11.9 Hours

Environment

Temp: -179 °C

Axial Tilt: 4.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 51,926,680 km

• M1: 109,506 km (0.066 R)
• M2: 394,938 km (0.071 R)
• M3: 917,484 km (0.045 R)
• M4: 1,281,455 km (0.102 R)
• M5: 1,793,678 km (0.081 R)
• M6: 2,172,909 km (0.083 R)
• M7: 2,941,393 km (0.097 R)
• M8: 3,347,252 km (0.096 R)
• M9: 4,603,725 km (0.04 R)
• M10: 6,881,801 km (0.074 R)
• M11: 7,339,272 km (0.099 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 798.7

Radius: 8.1

Gravity: 12.17 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 2.07 AU - 2.95 AU

Year: 2609 Days

Day: 7.4 Hours

Environment

Temp: -203 °C

Axial Tilt: 3.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 51,926,680 km

• M1: 100,679 km (0.068 R)
• M2: 391,198 km (0.107 R)
• M3: 899,233 km (0.06 R)
• M4: 1,316,611 km (0.114 R)
• M5: 1,707,660 km (0.091 R)
• M6: 2,269,699 km (0.114 R)
• M7: 2,693,659 km (0.079 R)
• M8: 3,257,045 km (0.088 R)
• M9: 3,604,710 km (0.07 R)
• M10: 5,080,792 km (0.087 R)
• M11: 11,319,472 km (0.115 R)
• M12: 12,033,503 km (0.12 R)
• M13: 13,458,722 km (0.064 R)
• M14: 14,893,814 km (0.087 R)
• M15: 18,405,325 km (0.119 R)
• M16: 18,807,444 km (0.059 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 440

Radius: 11.7

Gravity: 3.21 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 3.86 AU - 5.84 AU

Year: 7007 Days

Day: 10.1 Hours

Environment

Temp: -225 °C

Axial Tilt: 18.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 51,926,680 km

• M1: 145,708 km (0.103 R)
• M2: 594,502 km (0.1 R)
• M3: 1,031,328 km (0.116 R)
• M4: 1,399,787 km (0.118 R)
• M5: 1,790,687 km (0.102 R)
• M6: 3,066,008 km (0.111 R)
• M7: 4,230,029 km (0.113 R)
• M8: 4,738,961 km (0.066 R)
• M9: 5,911,061 km (0.086 R)
• M10: 7,267,165 km (0.076 R)
• M11: 9,231,236 km (0.113 R)
• M12: 11,191,267 km (0.107 R)
• M13: 12,118,026 km (0.111 R)
• M14: 13,630,311 km (0.056 R)
• M15: 15,323,459 km (0.081 R)
• M16: 16,713,373 km (0.099 R)
• M17: 18,120,042 km (0.112 R)
• M18: 19,123,395 km (0.059 R)
• M19: 20,518,246 km (0.12 R)
• M20: 21,905,167 km (0.09 R)
• M21: 23,509,754 km (0.104 R)
• M22: 24,461,047 km (0.113 R)
• M23: 26,103,482 km (0.054 R)
• M24: 27,123,590 km (0.045 R)
• M25: 27,730,808 km (0.106 R)
• M26: 30,065,881 km (0.103 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 733.5

Radius: 4.3

Gravity: 39.67 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 5.71 AU - 7.31 AU

Year: 10896 Days

Day: 20.7 Hours

Environment

Temp: -218 °C

Axial Tilt: 43.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 51,926,680 km

• M1: 53,556 km (0.086 R)
• M2: 201,957 km (0.118 R)
• M3: 336,296 km (0.051 R)
• M4: 684,560 km (0.073 R)
• M5: 825,780 km (0.118 R)
• M6: 1,097,300 km (0.119 R)
• M7: 2,413,612 km (0.098 R)
• M8: 2,596,720 km (0.056 R)
• M9: 2,745,420 km (0.117 R)
• M10: 2,944,984 km (0.093 R)
• M11: 3,299,231 km (0.065 R)
• M12: 3,448,680 km (0.081 R)
• M13: 4,149,097 km (0.05 R)
• M14: 5,718,827 km (0.048 R)
• M15: 7,908,043 km (0.113 R)
• M16: 9,559,304 km (0.102 R)
• M17: 10,174,600 km (0.118 R)
• M18: 11,427,033 km (0.05 R)
• M19: 11,885,700 km (0.083 R)
• M20: 14,168,115 km (0.107 R)
• M21: 15,446,429 km (0.108 R)
• M22: 17,467,496 km (0.109 R)
• M23: 17,769,833 km (0.104 R)
• M24: 18,229,997 km (0.114 R)
• M25: 18,385,130 km (0.072 R)
• M26: 20,988,581 km (0.093 R)
• M27: 26,314,864 km (0.12 R)
• M28: 41,778,048 km (0.11 R)
• M29: 42,047,773 km (0.06 R)
• M30: 43,552,428 km (0.091 R)
• M31: 43,829,783 km (0.054 R)
• M32: 46,091,104 km (0.112 R)
• M33: 47,104,480 km (0.061 R)
• M34: 47,396,794 km (0.112 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 206 - 15,307 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit