🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.42 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 90.4

Radius: 11.7

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 0.77 AU - 0.89 AU

Year: 513 Days

Day: 7 Hours

Environment

Temp: -174 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 23,924,562 km

• M1: 145,559 km (0.113 R)
• M2: 619,934 km (0.092 R)
• M3: 1,106,276 km (0.113 R)
• M4: 1,494,483 km (0.116 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 18.7

Radius: 13.4

Gravity: 0.1 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 0.75 AU - 1.11 AU

Year: 608 Days

Day: 12.1 Hours

Environment

Temp: -177 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (3)

Outer Limit: 23,924,562 km

• M1: 184,753 km (0.033 R)
• M2: 1,208,452 km (0.096 R)
• M3: 2,122,794 km (0.104 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 162.3

Radius: 12.6

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 1.99 AU - 2.27 AU

Year: 2108 Days

Day: 14 Hours

Environment

Temp: -201 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 23,924,562 km

• M1: 156,629 km (0.049 R)
• M2: 627,563 km (0.105 R)
• M3: 1,210,845 km (0.101 R)
• M4: 1,897,649 km (0.086 R)
• M5: 2,359,009 km (0.079 R)
• M6: 2,947,078 km (0.027 R)
• M7: 3,382,557 km (0.061 R)
• M8: 5,863,638 km (0.08 R)
• M9: 7,234,254 km (0.103 R)
• M10: 9,115,148 km (0.06 R)
• M11: 10,291,286 km (0.108 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 469.6

Radius: 8.8

Gravity: 6.06 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 2.12 AU - 2.84 AU

Year: 2649 Days

Day: 12.4 Hours

Environment

Temp: -217 °C

Axial Tilt: 1.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 23,924,562 km

• M1: 109,506 km (0.119 R)
• M2: 383,419 km (0.044 R)
• M3: 749,037 km (0.09 R)
• M4: 1,030,281 km (0.057 R)
• M5: 1,420,581 km (0.108 R)
• M6: 1,873,713 km (0.103 R)
• M7: 2,407,329 km (0.034 R)
• M8: 2,960,243 km (0.108 R)
• M9: 3,368,495 km (0.051 R)
• M10: 3,907,646 km (0.056 R)
• M11: 4,258,004 km (0.1 R)
• M12: 4,693,334 km (0.101 R)
• M13: 5,112,358 km (0.086 R)
• M14: 5,437,135 km (0.08 R)
• M15: 6,388,427 km (0.08 R)
• M16: 8,361,773 km (0.076 R)
• M17: 11,127,838 km (0.055 R)
• M18: 12,321,629 km (0.082 R)
• M19: 14,133,408 km (0.112 R)
• M20: 15,150,225 km (0.086 R)
• M21: 15,435,658 km (0.069 R)
• M22: 16,765,583 km (0.049 R)
• M23: 17,328,669 km (0.102 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 760.1

Radius: 12.7

Gravity: 4.71 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 2.42 AU - 3.28 AU

Year: 3263 Days

Day: 9.2 Hours

Environment

Temp: -209 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 23,924,562 km

• M1: 158,125 km (0.064 R)
• M2: 676,332 km (0.078 R)
• M3: 1,134,101 km (0.056 R)
• M4: 1,543,850 km (0.09 R)
• M5: 2,417,202 km (0.086 R)
• M6: 2,957,400 km (0.059 R)
• M7: 3,405,296 km (0.099 R)
• M8: 3,857,381 km (0.115 R)
• M9: 4,576,498 km (0.117 R)
• M10: 4,980,712 km (0.117 R)
• M11: 5,383,130 km (0.094 R)
• M12: 6,633,618 km (0.113 R)
• M13: 7,536,591 km (0.105 R)
• M14: 8,842,132 km (0.042 R)
• M15: 9,434,839 km (0.069 R)
• M16: 10,172,954 km (0.083 R)
• M17: 12,075,241 km (0.03 R)
• M18: 15,174,610 km (0.092 R)
• M19: 15,702,690 km (0.102 R)
• M20: 18,410,262 km (0.114 R)
• M21: 19,749,761 km (0.119 R)
• M22: 23,034,332 km (0.088 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 736.1

Radius: 8.5

Gravity: 10.19 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 2.92 AU - 2.94 AU

Year: 3402 Days

Day: 12.5 Hours

Environment

Temp: -215 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 23,924,562 km

• M1: 121,922 km (0.086 R)
• M2: 395,537 km (0.103 R)
• M3: 662,868 km (0.071 R)
• M4: 969,544 km (0.1 R)
• M5: 1,486,255 km (0.119 R)
• M6: 1,934,151 km (0.049 R)
• M7: 2,839,966 km (0.111 R)
• M8: 3,136,918 km (0.095 R)
• M9: 4,801,344 km (0.092 R)
• M10: 6,379,003 km (0.12 R)
• M11: 8,205,742 km (0.086 R)
• M12: 8,523,189 km (0.069 R)
• M13: 8,922,167 km (0.087 R)
• M14: 10,315,970 km (0.099 R)
• M15: 11,193,062 km (0.093 R)
• M16: 11,760,337 km (0.091 R)
• M17: 13,095,050 km (0.055 R)
• M18: 14,681,834 km (0.106 R)
• M19: 15,203,033 km (0.067 R)
• M20: 16,172,128 km (0.073 R)
• M21: 16,504,235 km (0.09 R)
• M22: 18,713,646 km (0.071 R)
• M23: 21,777,411 km (0.11 R)
• M24: 23,007,704 km (0.069 R)
• M25: 23,357,464 km (0.041 R)
• M26: 23,639,904 km (0.037 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: 178 - 18,095 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit