🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 861.8

Radius: 8

Gravity: 13.47 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 0.6 AU - 0.76 AU

Year: 387 Days

Day: 5.8 Hours

Environment

Temp: -155 °C

Axial Tilt: 16.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 21,004,180 km

• M1: 99,483 km (0.109 R)
• M2: 391,946 km (0.113 R)
• M3: 818,450 km (0.074 R)
• M4: 1,356,853 km (0.089 R)
• M5: 1,618,350 km (0.074 R)
• M6: 2,392,220 km (0.107 R)
• M7: 2,675,109 km (0.108 R)
• M8: 3,080,071 km (0.079 R)
• M9: 3,416,067 km (0.059 R)
• M10: 4,039,591 km (0.118 R)
• M11: 4,443,057 km (0.095 R)
• M12: 4,797,155 km (0.111 R)
• M13: 5,090,666 km (0.096 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 20.2

Radius: 14.3

Gravity: 0.1 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 0.76 AU - 0.88 AU

Year: 513 Days

Day: 9.1 Hours

Environment

Temp: -158 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (3)

Outer Limit: 21,004,180 km

• M1: 177,872 km (0.044 R)
• M2: 664,514 km (0.031 R)
• M3: 1,717,384 km (0.095 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 934.4

Radius: 13.6

Gravity: 5.05 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 0.76 AU - 1.04 AU

Year: 589 Days

Day: 14.7 Hours

Environment

Temp: -167 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 21,004,180 km

• M1: 170,242 km (0.094 R)
• M2: 692,638 km (0.087 R)
• M3: 1,220,719 km (0.062 R)
• M4: 1,714,840 km (0.067 R)
• M5: 2,476,443 km (0.071 R)
• M6: 2,919,103 km (0.119 R)
• M7: 3,561,028 km (0.079 R)
• M8: 4,219,558 km (0.107 R)
• M9: 5,077,950 km (0.063 R)
• M10: 5,706,710 km (0.053 R)
• M11: 6,508,704 km (0.075 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 497

Radius: 14.3

Gravity: 2.43 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 1.44 AU - 2.4 AU

Year: 1836 Days

Day: 7.5 Hours

Environment

Temp: -205 °C

Axial Tilt: 26.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 21,004,180 km

• M1: 177,872 km (0.101 R)
• M2: 851,361 km (0.093 R)
• M3: 1,332,169 km (0.115 R)
• M4: 2,564,556 km (0.119 R)
• M5: 3,745,482 km (0.066 R)
• M6: 4,291,065 km (0.114 R)
• M7: 4,829,468 km (0.106 R)
• M8: 5,654,800 km (0.113 R)
• M9: 8,262,141 km (0.119 R)
• M10: 8,824,629 km (0.117 R)
• M11: 9,895,151 km (0.097 R)
• M12: 11,192,165 km (0.101 R)
• M13: 12,408,096 km (0.075 R)
• M14: 12,989,134 km (0.061 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 620

Radius: 14.7

Gravity: 2.87 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 1.83 AU - 2.59 AU

Year: 2268 Days

Day: 5.8 Hours

Environment

Temp: -212 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 21,004,180 km

• M1: 183,108 km (0.072 R)
• M2: 643,420 km (0.067 R)
• M3: 1,179,280 km (0.118 R)
• M4: 1,768,696 km (0.1 R)
• M5: 2,302,461 km (0.08 R)
• M6: 2,990,312 km (0.083 R)
• M7: 3,886,104 km (0.114 R)
• M8: 4,824,681 km (0.118 R)
• M9: 6,340,407 km (0.091 R)
• M10: 7,039,926 km (0.1 R)
• M11: 7,880,517 km (0.098 R)
• M12: 8,787,080 km (0.061 R)
• M13: 9,486,151 km (0.114 R)
• M14: 11,262,476 km (0.047 R)
• M15: 12,249,971 km (0.105 R)
• M16: 14,217,034 km (0.117 R)
• M17: 15,229,063 km (0.047 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 913

Radius: 11.3

Gravity: 7.15 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 2.17 AU - 3.09 AU

Year: 2944 Days

Day: 11.2 Hours

Environment

Temp: -204 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 21,004,180 km

• M1: 150,346 km (0.063 R)
• M2: 644,468 km (0.109 R)
• M3: 1,393,803 km (0.105 R)
• M4: 1,985,463 km (0.047 R)
• M5: 2,674,810 km (0.119 R)
• M6: 3,291,602 km (0.099 R)
• M7: 3,774,055 km (0.093 R)
• M8: 4,215,518 km (0.071 R)
• M9: 5,152,599 km (0.116 R)
• M10: 5,805,594 km (0.052 R)
• M11: 6,223,421 km (0.109 R)
• M12: 7,697,259 km (0.085 R)
• M13: 8,271,416 km (0.107 R)
• M14: 8,801,441 km (0.072 R)
• M15: 9,204,458 km (0.095 R)
• M16: 9,929,858 km (0.077 R)
• M17: 12,335,691 km (0.079 R)
• M18: 13,170,148 km (0.117 R)
• M19: 14,091,222 km (0.086 R)
• M20: 14,745,862 km (0.115 R)
• M21: 15,420,549 km (0.118 R)
• M22: 17,283,042 km (0.118 R)
• M23: 17,800,052 km (0.112 R)
• M24: 18,624,935 km (0.081 R)
• M25: 20,798,742 km (0.103 R)
• M26: 21,713,832 km (0.072 R)
• M27: 22,114,156 km (0.109 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 199.3

Radius: 8.1

Gravity: 3.04 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 3.1 AU - 4.76 AU

Year: 5378 Days

Day: 7.4 Hours

Environment

Temp: -217 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 21,004,180 km

• M1: 100,979 km (0.038 R)
• M2: 404,363 km (0.114 R)
• M3: 659,427 km (0.075 R)
• M4: 1,293,573 km (0.061 R)
• M5: 1,649,466 km (0.082 R)
• M6: 2,243,370 km (0.053 R)
• M7: 2,590,287 km (0.106 R)
• M8: 2,889,932 km (0.118 R)
• M9: 4,706,798 km (0.102 R)
• M10: 5,277,962 km (0.075 R)
• M11: 5,606,180 km (0.097 R)
• M12: 8,468,735 km (0.09 R)
• M13: 9,569,626 km (0.077 R)
• M14: 10,485,464 km (0.08 R)
• M15: 11,005,167 km (0.109 R)
• M16: 12,983,450 km (0.032 R)
• M17: 15,137,061 km (0.12 R)
• M18: 17,518,210 km (0.059 R)
• M19: 17,909,857 km (0.046 R)
• M20: 18,768,698 km (0.117 R)
• M21: 19,356,319 km (0.055 R)
• M22: 19,835,182 km (0.111 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 162 - 18,064 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit