🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 236.9

Radius: 14.6

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 0.42 AU - 0.68 AU

Year: 277 Days

Day: 7.7 Hours

Environment

Temp: -154 °C

Axial Tilt: 132.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 92,635,380 km

• M1: 181,761 km (0.076 R)
• M2: 758,461 km (0.097 R)
• M3: 1,317,508 km (0.096 R)
• M4: 1,904,231 km (0.086 R)
• M5: 2,407,329 km (0.073 R)
• M6: 2,865,846 km (0.081 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 952

Radius: 13.7

Gravity: 5.07 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 0.68 AU - 1.1 AU

Year: 569 Days

Day: 14 Hours

Environment

Temp: -170 °C

Axial Tilt: 52.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 92,635,380 km

• M1: 170,392 km (0.041 R)
• M2: 692,638 km (0.117 R)
• M3: 1,240,914 km (0.117 R)
• M4: 1,769,593 km (0.066 R)
• M5: 2,782,371 km (0.103 R)
• M6: 3,611,741 km (0.116 R)
• M7: 4,457,717 km (0.05 R)
• M8: 5,098,146 km (0.058 R)
• M9: 5,577,009 km (0.085 R)
• M10: 6,124,836 km (0.055 R)
• M11: 6,646,334 km (0.105 R)
• M12: 7,132,378 km (0.108 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 890.8

Radius: 9

Gravity: 11 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 0.76 AU - 1.1 AU

Year: 608 Days

Day: 13.1 Hours

Environment

Temp: -168 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 92,635,380 km

• M1: 112,198 km (0.111 R)
• M2: 463,005 km (0.032 R)
• M3: 746,493 km (0.045 R)
• M4: 1,050,775 km (0.107 R)
• M5: 1,361,640 km (0.072 R)
• M6: 1,709,604 km (0.07 R)
• M7: 2,164,980 km (0.074 R)
• M8: 2,480,034 km (0.063 R)
• M9: 3,698,807 km (0.077 R)
• M10: 4,152,089 km (0.087 R)
• M11: 4,675,083 km (0.106 R)
• M12: 5,439,827 km (0.081 R)
• M13: 5,814,121 km (0.048 R)
• M14: 7,646,097 km (0.079 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 159.7

Radius: 10.6

Gravity: 1.42 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 0.97 AU - 1.39 AU

Year: 869 Days

Day: 8 Hours

Environment

Temp: -188 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 92,635,380 km

• M1: 135,236 km (0.059 R)
• M2: 467,493 km (0.078 R)
• M3: 978,968 km (0.064 R)
• M4: 1,311,674 km (0.058 R)
• M5: 1,879,548 km (0.104 R)
• M6: 2,405,983 km (0.092 R)
• M7: 2,858,217 km (0.092 R)
• M8: 3,618,623 km (0.086 R)
• M9: 4,120,374 km (0.073 R)
• M10: 4,609,709 km (0.099 R)
• M11: 5,168,756 km (0.077 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 764.3

Radius: 13.6

Gravity: 4.13 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 1.13 AU - 1.55 AU

Year: 1052 Days

Day: 8 Hours

Environment

Temp: -197 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 92,635,380 km

• M1: 171,738 km (0.093 R)
• M2: 601,683 km (0.052 R)
• M3: 1,054,815 km (0.104 R)
• M4: 1,906,326 km (0.098 R)
• M5: 2,884,247 km (0.117 R)
• M6: 3,450,624 km (0.107 R)
• M7: 4,326,819 km (0.09 R)
• M8: 5,346,777 km (0.096 R)
• M9: 5,839,553 km (0.057 R)
• M10: 7,132,976 km (0.078 R)
• M11: 7,886,650 km (0.119 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 547.6

Radius: 13.4

Gravity: 3.05 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 1.89 AU - 2.45 AU

Year: 2168 Days

Day: 6 Hours

Environment

Temp: -193 °C

Axial Tilt: 178.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 92,635,380 km

• M1: 167,101 km (0.106 R)
• M2: 780,153 km (0.099 R)
• M3: 1,474,437 km (0.077 R)
• M4: 2,035,877 km (0.095 R)
• M5: 2,478,837 km (0.049 R)
• M6: 3,413,225 km (0.11 R)
• M7: 3,971,674 km (0.06 R)
• M8: 4,449,938 km (0.097 R)
• M9: 5,546,640 km (0.073 R)
• M10: 7,562,472 km (0.089 R)
• M11: 8,393,338 km (0.116 R)
• M12: 8,831,211 km (0.057 R)
• M13: 10,557,271 km (0.075 R)
• M14: 11,519,186 km (0.056 R)
• M15: 12,100,224 km (0.101 R)
• M16: 12,700,859 km (0.1 R)
• M17: 13,961,820 km (0.112 R)
• M18: 15,258,384 km (0.057 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 12.7

Radius: 15

Gravity: 0.06 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 2.21 AU - 3.03 AU

Year: 2876 Days

Day: 11 Hours

Environment

Temp: -216 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 92,635,380 km

• M1: 203,453 km (0.104 R)
• M2: 986,299 km (0.069 R)
• M3: 1,490,593 km (0.046 R)
• M4: 2,860,311 km (0.079 R)
• M5: 4,510,675 km (0.098 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 884.8

Radius: 4.1

Gravity: 52.64 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 9.03 AU - 12.31 AU

Year: 23639 Days

Day: 21.1 Hours

Environment

Temp: -233 °C

Axial Tilt: 13.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 92,635,380 km

• M1: 51,013 km (0.048 R)
• M2: 223,350 km (0.113 R)
• M3: 369,806 km (0.088 R)
• M4: 748,139 km (0.116 R)
• M5: 958,324 km (0.069 R)
• M6: 1,314,965 km (0.046 R)
• M7: 1,497,624 km (0.059 R)
• M8: 1,754,484 km (0.105 R)
• M9: 3,113,281 km (0.104 R)
• M10: 5,800,358 km (0.09 R)
• M11: 6,110,774 km (0.093 R)
• M12: 6,959,443 km (0.045 R)
• M13: 7,777,444 km (0.088 R)
• M14: 9,062,789 km (0.088 R)
• M15: 9,663,424 km (0.11 R)
• M16: 13,295,660 km (0.061 R)
• M17: 17,652,100 km (0.073 R)
• M18: 17,929,155 km (0.08 R)
• M19: 18,491,643 km (0.109 R)
• M20: 18,681,782 km (0.106 R)
• M21: 20,451,824 km (0.094 R)
• M22: 21,065,923 km (0.066 R)
• M23: 23,533,690 km (0.092 R)
• M24: 24,779,391 km (0.09 R)
• M25: 25,476,966 km (0.094 R)
• M26: 26,911,311 km (0.093 R)
• M27: 27,401,244 km (0.068 R)
• M28: 28,525,023 km (0.108 R)
• M29: 29,291,113 km (0.119 R)
• M30: 32,354,878 km (0.117 R)
• M31: 32,631,036 km (0.107 R)
• M32: 35,920,094 km (0.045 R)
• M33: 36,513,699 km (0.089 R)
• M34: 41,014,949 km (0.051 R)
• M35: 43,314,567 km (0.049 R)
• M36: 46,046,225 km (0.102 R)
• M37: 49,619,519 km (0.119 R)
• M38: 62,288,215 km (0.11 R)
• M39: 64,226,255 km (0.072 R)
• M40: 71,442,408 km (0.077 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 448 - 19,265 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit