🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.67 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 555.1

Radius: 8.7

Gravity: 7.33 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 1.12 AU - 1.54 AU

Year: 1040 Days

Day: 12 Hours

Environment

Temp: -191 °C

Axial Tilt: 17.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 25,502,944 km

• M1: 108,458 km (0.069 R)
• M2: 456,423 km (0.094 R)
• M3: 767,287 km (0.092 R)
• M4: 1,175,989 km (0.095 R)
• M5: 1,880,894 km (0.089 R)
• M6: 2,611,530 km (0.104 R)
• M7: 3,333,938 km (0.106 R)
• M8: 3,803,077 km (0.057 R)
• M9: 4,216,266 km (0.107 R)
• M10: 4,519,651 km (0.088 R)
• M11: 4,928,502 km (0.067 R)
• M12: 5,323,141 km (0.097 R)
• M13: 6,770,800 km (0.117 R)
• M14: 7,354,830 km (0.104 R)
• M15: 7,671,678 km (0.093 R)
• M16: 9,086,425 km (0.093 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 162.2

Radius: 14.5

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 1.15 AU - 1.59 AU

Year: 1088 Days

Day: 6.3 Hours

Environment

Temp: -197 °C

Axial Tilt: 49.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 25,502,944 km

• M1: 180,415 km (0.119 R)
• M2: 714,180 km (0.112 R)
• M3: 1,310,627 km (0.061 R)
• M4: 2,484,671 km (0.111 R)
• M5: 3,033,097 km (0.053 R)
• M6: 3,547,414 km (0.103 R)
• M7: 4,092,100 km (0.114 R)
• M8: 4,585,923 km (0.109 R)
• M9: 5,783,154 km (0.058 R)
• M10: 6,600,108 km (0.071 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 214.5

Radius: 14.7

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 1.64 AU - 2.46 AU

Year: 1991 Days

Day: 6.9 Hours

Environment

Temp: -194 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 25,502,944 km

• M1: 182,809 km (0.05 R)
• M2: 835,205 km (0.085 R)
• M3: 1,308,832 km (0.103 R)
• M4: 1,882,390 km (0.11 R)
• M5: 3,421,602 km (0.108 R)
• M6: 4,056,346 km (0.108 R)
• M7: 4,659,674 km (0.057 R)
• M8: 5,185,212 km (0.045 R)
• M9: 6,628,981 km (0.105 R)
• M10: 7,198,051 km (0.103 R)
• M11: 7,851,495 km (0.115 R)
• M12: 8,434,926 km (0.051 R)
• M13: 9,423,170 km (0.085 R)
• M14: 10,330,331 km (0.091 R)
• M15: 11,032,245 km (0.111 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 168.3

Radius: 9.2

Gravity: 1.99 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 1.99 AU - 2.17 AU

Year: 2035 Days

Day: 13 Hours

Environment

Temp: -210 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 25,502,944 km

• M1: 114,442 km (0.067 R)
• M2: 480,209 km (0.117 R)
• M3: 1,731,745 km (0.106 R)
• M4: 4,447,545 km (0.108 R)
• M5: 5,120,885 km (0.103 R)
• M6: 8,138,423 km (0.116 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 295.8

Radius: 9.7

Gravity: 3.14 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 2.54 AU - 3.3 AU

Year: 3384 Days

Day: 5.9 Hours

Environment

Temp: -202 °C

Axial Tilt: 26.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 25,502,944 km

• M1: 120,576 km (0.115 R)
• M2: 445,802 km (0.103 R)
• M3: 813,513 km (0.109 R)
• M4: 1,133,503 km (0.117 R)
• M5: 1,660,387 km (0.112 R)
• M6: 2,357,662 km (0.11 R)
• M7: 3,322,718 km (0.05 R)
• M8: 3,951,927 km (0.076 R)
• M9: 5,352,612 km (0.115 R)
• M10: 5,885,928 km (0.104 R)
• M11: 6,779,626 km (0.092 R)
• M12: 7,943,647 km (0.097 R)
• M13: 10,039,962 km (0.109 R)
• M14: 11,004,120 km (0.11 R)
• M15: 12,356,335 km (0.052 R)
• M16: 12,816,798 km (0.107 R)
• M17: 14,130,716 km (0.041 R)
• M18: 17,024,238 km (0.049 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 669.5

Radius: 9.7

Gravity: 7.12 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 3.98 AU - 6.52 AU

Year: 8159 Days

Day: 14.7 Hours

Environment

Temp: -234 °C

Axial Tilt: 22.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 25,502,944 km

• M1: 121,773 km (0.09 R)
• M2: 437,275 km (0.035 R)
• M3: 1,151,754 km (0.114 R)
• M4: 2,201,333 km (0.097 R)
• M5: 2,673,015 km (0.111 R)
• M6: 3,482,638 km (0.114 R)
• M7: 5,549,782 km (0.067 R)
• M8: 6,182,132 km (0.082 R)
• M9: 6,898,706 km (0.075 R)
• M10: 7,238,742 km (0.048 R)
• M11: 8,369,253 km (0.083 R)
• M12: 8,888,208 km (0.053 R)
• M13: 9,990,595 km (0.12 R)
• M14: 10,328,835 km (0.088 R)
• M15: 11,181,842 km (0.109 R)
• M16: 12,026,921 km (0.086 R)
• M17: 15,385,842 km (0.084 R)
• M18: 16,699,162 km (0.116 R)
• M19: 17,873,056 km (0.091 R)
• M20: 19,547,655 km (0.107 R)
• M21: 19,925,090 km (0.083 R)
• M22: 20,772,712 km (0.091 R)
• M23: 24,930,635 km (0.038 R)
• M24: 25,374,641 km (0.101 R)
• M25: 27,864,548 km (0.052 R)
• M26: 29,612,151 km (0.11 R)
• M27: 30,210,692 km (0.106 R)
• M28: 30,715,584 km (0.081 R)
• M29: 33,110,646 km (0.107 R)
• M30: 39,698,488 km (0.084 R)
• M31: 40,670,724 km (0.105 R)

Planet 7 - Ice Giant

Semi-Major Axis: 5.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 109.2

Radius: 3

Gravity: 12.13 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 5.87 AU - 5.93 AU

Year: 9720 Days

Day: 15.2 Hours

Environment

Temp: -223 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 25,502,944 km

• M1: 37,848 km (0.08 R)
• M2: 269,725 km (0.065 R)
• M3: 927,806 km (0.094 R)
• M4: 1,129,165 km (0.079 R)
• M5: 2,467,916 km (0.103 R)
• M6: 6,807,302 km (0.085 R)
• M7: 8,115,385 km (0.108 R)
• M8: 12,308,913 km (0.088 R)
• M9: 14,388,772 km (0.028 R)
• M10: 16,122,163 km (0.063 R)
• M11: 17,748,890 km (0.08 R)
• M12: 18,478,329 km (0.078 R)
• M13: 24,896,676 km (0.103 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: 314 - 19,323 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit