🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.44 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 222.1

Radius: 11

Gravity: 1.84 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 0.71 AU - 1.03 AU

Year: 560 Days

Day: 11.1 Hours

Environment

Temp: -163 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 57,354,016 km

• M1: 136,732 km (0.115 R)
• M2: 509,231 km (0.106 R)
• M3: 854,054 km (0.096 R)
• M4: 1,489,546 km (0.049 R)
• M5: 1,899,743 km (0.115 R)
• M6: 2,446,224 km (0.116 R)
• M7: 3,095,330 km (0.113 R)
• M8: 4,039,591 km (0.083 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 92.1

Radius: 11.6

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 0.73 AU - 1.03 AU

Year: 570 Days

Day: 11.4 Hours

Environment

Temp: -159 °C

Axial Tilt: 41.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 57,354,016 km

• M1: 144,212 km (0.097 R)
• M2: 794,365 km (0.075 R)
• M3: 1,898,846 km (0.095 R)
• M4: 2,334,475 km (0.059 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 910.1

Radius: 12.1

Gravity: 6.22 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 0.95 AU - 1.15 AU

Year: 743 Days

Day: 12.4 Hours

Environment

Temp: -169 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 57,354,016 km

• M1: 150,495 km (0.108 R)
• M2: 641,326 km (0.112 R)
• M3: 1,047,933 km (0.093 R)
• M4: 1,468,303 km (0.074 R)
• M5: 2,365,292 km (0.108 R)
• M6: 3,133,477 km (0.101 R)
• M7: 4,030,316 km (0.071 R)
• M8: 4,547,626 km (0.11 R)
• M9: 6,203,076 km (0.083 R)
• M10: 6,673,411 km (0.092 R)
• M11: 7,807,064 km (0.118 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 919.5

Radius: 9.5

Gravity: 10.19 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 1.44 AU - 1.5 AU

Year: 1230 Days

Day: 14.7 Hours

Environment

Temp: -187 °C

Axial Tilt: 6.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 57,354,016 km

• M1: 118,182 km (0.096 R)
• M2: 554,859 km (0.103 R)
• M3: 1,031,178 km (0.116 R)
• M4: 1,516,025 km (0.071 R)
• M5: 1,867,879 km (0.058 R)
• M6: 2,262,817 km (0.109 R)
• M7: 2,633,970 km (0.097 R)
• M8: 3,089,046 km (0.063 R)
• M9: 3,644,803 km (0.1 R)
• M10: 4,122,020 km (0.109 R)
• M11: 4,469,236 km (0.089 R)
• M12: 4,875,694 km (0.091 R)
• M13: 5,243,555 km (0.068 R)
• M14: 5,943,523 km (0.112 R)
• M15: 6,655,160 km (0.09 R)
• M16: 7,636,672 km (0.059 R)
• M17: 8,800,992 km (0.113 R)
• M18: 10,746,513 km (0.093 R)
• M19: 11,090,737 km (0.036 R)
• M20: 11,513,651 km (0.094 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 282.6

Radius: 13.4

Gravity: 1.57 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 1.56 AU - 2.3 AU

Year: 1851 Days

Day: 12.9 Hours

Environment

Temp: -205 °C

Axial Tilt: 47.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 57,354,016 km

• M1: 166,802 km (0.046 R)
• M2: 588,368 km (0.093 R)
• M3: 1,074,711 km (0.065 R)
• M4: 1,594,414 km (0.063 R)
• M5: 2,036,027 km (0.081 R)
• M6: 2,658,504 km (0.09 R)
• M7: 3,132,879 km (0.114 R)
• M8: 3,742,191 km (0.084 R)
• M9: 4,289,270 km (0.042 R)
• M10: 4,985,199 km (0.042 R)
• M11: 5,503,855 km (0.082 R)
• M12: 6,510,499 km (0.11 R)
• M13: 7,033,493 km (0.035 R)
• M14: 8,137,526 km (0.107 R)
• M15: 8,973,927 km (0.095 R)
• M16: 9,443,066 km (0.101 R)
• M17: 10,494,590 km (0.047 R)
• M18: 10,916,755 km (0.062 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 445.2

Radius: 9.5

Gravity: 4.93 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 4.92 AU - 5.42 AU

Year: 8114 Days

Day: 13.1 Hours

Environment

Temp: -221 °C

Axial Tilt: 15.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 57,354,016 km

• M1: 118,182 km (0.083 R)
• M2: 615,894 km (0.11 R)
• M3: 1,222,065 km (0.092 R)
• M4: 1,840,203 km (0.069 R)
• M5: 2,492,151 km (0.092 R)
• M6: 2,843,108 km (0.06 R)
• M7: 3,377,022 km (0.075 R)
• M8: 6,474,596 km (0.113 R)
• M9: 7,142,550 km (0.093 R)
• M10: 7,778,640 km (0.11 R)
• M11: 8,574,501 km (0.115 R)
• M12: 9,600,294 km (0.087 R)
• M13: 10,005,255 km (0.111 R)
• M14: 10,657,951 km (0.064 R)
• M15: 12,152,134 km (0.118 R)
• M16: 13,388,710 km (0.094 R)
• M17: 17,137,483 km (0.074 R)
• M18: 17,533,768 km (0.076 R)
• M19: 19,823,812 km (0.11 R)
• M20: 22,150,059 km (0.092 R)
• M21: 24,485,731 km (0.118 R)
• M22: 30,308,229 km (0.027 R)
• M23: 30,985,609 km (0.047 R)
• M24: 34,107,118 km (0.059 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 694

Radius: 7.8

Gravity: 11.41 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 6.78 AU - 7.38 AU

Year: 13004 Days

Day: 15.6 Hours

Environment

Temp: -226 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 57,354,016 km

• M1: 107,112 km (0.106 R)
• M2: 489,783 km (0.119 R)
• M3: 1,091,765 km (0.085 R)
• M4: 1,920,986 km (0.039 R)
• M5: 2,551,840 km (0.098 R)
• M6: 4,492,424 km (0.105 R)
• M7: 5,007,789 km (0.09 R)
• M8: 5,743,212 km (0.069 R)
• M9: 8,194,373 km (0.105 R)
• M10: 9,519,661 km (0.087 R)
• M11: 13,809,080 km (0.08 R)
• M12: 16,708,287 km (0.086 R)
• M13: 23,393,068 km (0.042 R)
• M14: 23,772,448 km (0.057 R)
• M15: 35,758,678 km (0.112 R)
• M16: 38,454,731 km (0.115 R)
• M17: 44,537,081 km (0.054 R)
• M18: 49,498,495 km (0.066 R)
• M19: 51,230,688 km (0.055 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 393 - 17,707 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit