🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 346.7

Radius: 13.1

Gravity: 2.02 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 0.61 AU - 0.83 AU

Year: 394 Days

Day: 8.7 Hours

Environment

Temp: -133 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 44,525,814 km

• M1: 162,912 km (0.035 R)
• M2: 625,618 km (0.086 R)
• M3: 1,097,749 km (0.113 R)
• M4: 1,527,394 km (0.115 R)
• M5: 1,968,858 km (0.087 R)
• M6: 2,487,962 km (0.119 R)
• M7: 2,931,969 km (0.081 R)
• M8: 3,344,111 km (0.107 R)
• M9: 3,806,967 km (0.1 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 54.5

Radius: 8.7

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 0.84 AU - 1.16 AU

Year: 646 Days

Day: 12.3 Hours

Environment

Temp: -150 °C

Axial Tilt: 5.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 44,525,814 km

• M1: 109,655 km (0.104 R)
• M2: 495,169 km (0.073 R)
• M3: 1,018,462 km (0.09 R)
• M4: 1,684,771 km (0.067 R)
• M5: 2,288,099 km (0.081 R)
• M6: 2,583,256 km (0.089 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 519.8

Radius: 9.3

Gravity: 6.01 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 1.42 AU - 1.94 AU

Year: 1406 Days

Day: 5.2 Hours

Environment

Temp: -192 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 44,525,814 km

• M1: 115,639 km (0.061 R)
• M2: 461,061 km (0.063 R)
• M3: 804,687 km (0.119 R)
• M4: 1,099,245 km (0.098 R)
• M5: 1,623,137 km (0.058 R)
• M6: 2,149,422 km (0.114 R)
• M7: 2,483,325 km (0.114 R)
• M8: 3,330,348 km (0.105 R)
• M9: 4,466,544 km (0.102 R)
• M10: 5,865,134 km (0.114 R)
• M11: 6,593,526 km (0.12 R)
• M12: 10,120,146 km (0.035 R)
• M13: 10,700,287 km (0.098 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 835.5

Radius: 9.5

Gravity: 9.26 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 1.8 AU - 2.56 AU

Year: 2078 Days

Day: 11 Hours

Environment

Temp: -194 °C

Axial Tilt: 45.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 44,525,814 km

• M1: 118,930 km (0.102 R)
• M2: 489,335 km (0.082 R)
• M3: 789,278 km (0.111 R)
• M4: 1,833,023 km (0.097 R)
• M5: 2,851,635 km (0.103 R)
• M6: 3,458,852 km (0.072 R)
• M7: 4,952,886 km (0.091 R)
• M8: 5,657,043 km (0.098 R)
• M9: 6,033,432 km (0.091 R)
• M10: 6,373,019 km (0.116 R)
• M11: 6,892,572 km (0.119 R)
• M12: 7,831,000 km (0.074 R)
• M13: 8,267,526 km (0.057 R)
• M14: 10,398,847 km (0.072 R)
• M15: 11,003,522 km (0.068 R)
• M16: 12,449,535 km (0.11 R)
• M17: 13,218,169 km (0.041 R)
• M18: 14,063,546 km (0.104 R)
• M19: 15,182,389 km (0.093 R)
• M20: 15,616,971 km (0.076 R)
• M21: 16,059,780 km (0.095 R)
• M22: 17,281,696 km (0.081 R)
• M23: 17,808,579 km (0.064 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 636.7

Radius: 14.3

Gravity: 3.11 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 3.23 AU - 3.29 AU

Year: 3801 Days

Day: 11.1 Hours

Environment

Temp: -212 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 44,525,814 km

• M1: 177,872 km (0.101 R)
• M2: 652,097 km (0.101 R)
• M3: 1,333,665 km (0.116 R)
• M4: 1,857,108 km (0.067 R)
• M5: 2,354,072 km (0.086 R)
• M6: 2,872,578 km (0.063 R)
• M7: 3,744,136 km (0.106 R)
• M8: 4,276,106 km (0.11 R)
• M9: 6,716,047 km (0.109 R)
• M10: 7,839,228 km (0.066 R)
• M11: 9,617,797 km (0.046 R)
• M12: 10,581,057 km (0.096 R)
• M13: 11,874,780 km (0.102 R)
• M14: 13,416,835 km (0.113 R)
• M15: 14,009,541 km (0.116 R)
• M16: 14,879,154 km (0.096 R)
• M17: 18,059,305 km (0.097 R)
• M18: 20,351,294 km (0.119 R)
• M19: 21,533,865 km (0.117 R)
• M20: 22,142,130 km (0.057 R)
• M21: 22,692,351 km (0.068 R)
• M22: 24,035,740 km (0.078 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 545.4

Radius: 10.4

Gravity: 5.04 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 4.12 AU - 4.78 AU

Year: 6061 Days

Day: 11.8 Hours

Environment

Temp: -224 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 44,525,814 km

• M1: 129,402 km (0.068 R)
• M2: 485,445 km (0.092 R)
• M3: 832,512 km (0.054 R)
• M4: 1,523,206 km (0.094 R)
• M5: 2,112,172 km (0.096 R)
• M6: 2,493,946 km (0.058 R)
• M7: 3,356,827 km (0.095 R)
• M8: 6,216,839 km (0.113 R)
• M9: 7,536,442 km (0.119 R)
• M10: 8,358,781 km (0.055 R)
• M11: 8,912,592 km (0.119 R)
• M12: 9,962,171 km (0.065 R)
• M13: 12,305,622 km (0.091 R)
• M14: 13,605,328 km (0.104 R)
• M15: 14,316,516 km (0.116 R)
• M16: 15,341,561 km (0.103 R)
• M17: 18,118,097 km (0.1 R)
• M18: 19,316,975 km (0.075 R)
• M19: 23,617,764 km (0.088 R)
• M20: 26,198,626 km (0.102 R)
• M21: 26,702,622 km (0.117 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 836.4

Radius: 8.4

Gravity: 11.85 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 4.66 AU - 6.14 AU

Year: 8102 Days

Day: 12.2 Hours

Environment

Temp: -223 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 44,525,814 km

• M1: 104,719 km (0.118 R)
• M2: 470,635 km (0.109 R)
• M3: 849,716 km (0.048 R)
• M4: 1,244,804 km (0.089 R)
• M5: 1,519,466 km (0.112 R)
• M6: 8,073,947 km (0.069 R)
• M7: 16,546,871 km (0.069 R)
• M8: 21,184,704 km (0.078 R)
• M9: 27,674,559 km (0.12 R)
• M10: 29,863,325 km (0.08 R)
• M11: 32,379,861 km (0.092 R)
• M12: 32,921,255 km (0.111 R)
• M13: 35,148,020 km (0.051 R)
• M14: 38,190,242 km (0.104 R)
• M15: 38,916,390 km (0.094 R)
• M16: 39,775,231 km (0.113 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: 170 - 17,746 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit