🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 166

Radius: 11.7

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 0.57 AU - 0.83 AU

Year: 384 Days

Day: 11.8 Hours

Environment

Temp: -130 °C

Axial Tilt: 12.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 34,033,129 km

• M1: 145,559 km (0.102 R)
• M2: 510,278 km (0.11 R)
• M3: 899,382 km (0.109 R)
• M4: 1,321,099 km (0.106 R)
• M5: 2,055,325 km (0.053 R)
• M6: 2,464,924 km (0.051 R)
• M7: 3,173,719 km (0.066 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 57.4

Radius: 8

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 1.13 AU - 1.73 AU

Year: 1122 Days

Day: 11 Hours

Environment

Temp: -177 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 34,033,129 km

• M1: 99,632 km (0.057 R)
• M2: 458,667 km (0.093 R)
• M3: 1,017,565 km (0.091 R)
• M4: 1,277,566 km (0.103 R)
• M5: 1,595,611 km (0.028 R)
• M6: 2,012,690 km (0.054 R)
• M7: 2,324,153 km (0.09 R)
• M8: 4,069,212 km (0.084 R)
• M9: 4,556,602 km (0.042 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 689.7

Radius: 13.9

Gravity: 3.57 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 1.44 AU - 1.9 AU

Year: 1416 Days

Day: 10.3 Hours

Environment

Temp: -190 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 34,033,129 km

• M1: 172,935 km (0.028 R)
• M2: 665,711 km (0.055 R)
• M3: 1,189,602 km (0.096 R)
• M4: 1,632,861 km (0.101 R)
• M5: 2,200,585 km (0.117 R)
• M6: 2,926,583 km (0.077 R)
• M7: 3,362,212 km (0.085 R)
• M8: 3,976,910 km (0.081 R)
• M9: 4,685,106 km (0.118 R)
• M10: 5,306,835 km (0.116 R)
• M11: 5,870,370 km (0.037 R)
• M12: 6,473,698 km (0.091 R)
• M13: 7,482,736 km (0.098 R)
• M14: 8,392,141 km (0.046 R)
• M15: 9,220,315 km (0.086 R)
• M16: 11,637,069 km (0.111 R)
• M17: 12,181,755 km (0.112 R)
• M18: 12,896,084 km (0.083 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 975.6

Radius: 11.9

Gravity: 6.89 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 3.32 AU - 3.98 AU

Year: 4575 Days

Day: 6.3 Hours

Environment

Temp: -200 °C

Axial Tilt: 61.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 34,033,129 km

• M1: 149,747 km (0.08 R)
• M2: 540,796 km (0.069 R)
• M3: 1,538,016 km (0.085 R)
• M4: 1,995,187 km (0.101 R)
• M5: 2,646,686 km (0.075 R)
• M6: 3,331,694 km (0.116 R)
• M7: 4,107,808 km (0.092 R)
• M8: 4,629,157 km (0.074 R)
• M9: 5,926,619 km (0.119 R)
• M10: 6,963,332 km (0.081 R)
• M11: 7,417,511 km (0.097 R)
• M12: 7,928,687 km (0.084 R)
• M13: 9,144,918 km (0.093 R)
• M14: 10,168,915 km (0.1 R)
• M15: 11,173,315 km (0.059 R)
• M16: 12,545,876 km (0.118 R)
• M17: 14,754,389 km (0.101 R)
• M18: 16,588,010 km (0.104 R)
• M19: 17,273,917 km (0.12 R)
• M20: 17,720,017 km (0.102 R)
• M21: 18,902,888 km (0.068 R)
• M22: 19,928,082 km (0.11 R)
• M23: 20,918,121 km (0.081 R)
• M24: 21,425,257 km (0.117 R)
• M25: 23,303,758 km (0.08 R)
• M26: 28,787,268 km (0.068 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 608

Radius: 13.1

Gravity: 3.54 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 3.72 AU - 4.58 AU

Year: 5546 Days

Day: 8 Hours

Environment

Temp: -210 °C

Axial Tilt: 11.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 34,033,129 km

• M1: 165,156 km (0.065 R)
• M2: 669,750 km (0.046 R)
• M3: 1,139,038 km (0.11 R)
• M4: 4,363,471 km (0.105 R)
• M5: 4,794,163 km (0.105 R)
• M6: 5,624,282 km (0.052 R)
• M7: 6,978,741 km (0.098 R)
• M8: 7,678,560 km (0.1 R)
• M9: 9,341,789 km (0.057 R)
• M10: 9,760,812 km (0.119 R)
• M11: 12,545,577 km (0.093 R)
• M12: 13,581,243 km (0.114 R)
• M13: 14,339,554 km (0.076 R)
• M14: 16,179,010 km (0.099 R)
• M15: 20,885,060 km (0.115 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 701.8

Radius: 11.9

Gravity: 4.96 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 4.23 AU - 4.43 AU

Year: 5911 Days

Day: 8.9 Hours

Environment

Temp: -203 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 34,033,129 km

• M1: 148,102 km (0.058 R)
• M2: 518,656 km (0.118 R)
• M3: 991,684 km (0.084 R)
• M4: 2,036,775 km (0.116 R)
• M5: 3,235,802 km (0.071 R)
• M6: 4,460,261 km (0.032 R)
• M7: 5,192,692 km (0.11 R)
• M8: 6,357,461 km (0.119 R)
• M9: 6,931,917 km (0.087 R)
• M10: 8,223,694 km (0.12 R)
• M11: 9,282,997 km (0.095 R)
• M12: 9,757,521 km (0.11 R)
• M13: 10,157,995 km (0.101 R)
• M14: 11,920,706 km (0.1 R)
• M15: 12,481,998 km (0.098 R)
• M16: 15,497,442 km (0.111 R)
• M17: 16,539,541 km (0.115 R)
• M18: 20,592,596 km (0.102 R)
• M19: 21,104,968 km (0.111 R)
• M20: 23,318,568 km (0.036 R)
• M21: 25,851,559 km (0.101 R)
• M22: 26,620,044 km (0.115 R)
• M23: 28,562,721 km (0.102 R)
• M24: 30,127,366 km (0.085 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: 277 - 12,659 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit