🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 281.3

Radius: 8.5

Gravity: 3.89 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 0.73 AU - 0.83 AU

Year: 484 Days

Day: 12 Hours

Environment

Temp: -167 °C

Axial Tilt: 23.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 39,991,988 km

• M1: 105,766 km (0.046 R)
• M2: 384,467 km (0.074 R)
• M3: 790,774 km (0.116 R)
• M4: 1,070,672 km (0.104 R)
• M5: 1,359,097 km (0.118 R)
• M6: 1,761,964 km (0.114 R)
• M7: 2,546,754 km (0.067 R)
• M8: 2,987,918 km (0.081 R)
• M9: 3,513,007 km (0.081 R)
• M10: 3,986,185 km (0.104 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 697.6

Radius: 12.2

Gravity: 4.69 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 0.71 AU - 1.13 AU

Year: 620 Days

Day: 8.8 Hours

Environment

Temp: -175 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 39,991,988 km

• M1: 151,692 km (0.058 R)
• M2: 708,196 km (0.114 R)
• M3: 1,122,433 km (0.107 R)
• M4: 1,824,196 km (0.118 R)
• M5: 2,251,747 km (0.068 R)
• M6: 2,724,476 km (0.062 R)
• M7: 3,338,576 km (0.12 R)
• M8: 3,720,050 km (0.109 R)
• M9: 4,667,304 km (0.11 R)
• M10: 5,622,187 km (0.095 R)
• M11: 6,146,528 km (0.046 R)
• M12: 7,121,158 km (0.109 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 390.4

Radius: 13.9

Gravity: 2.02 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 0.74 AU - 1.16 AU

Year: 651 Days

Day: 12.2 Hours

Environment

Temp: -181 °C

Axial Tilt: 28.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 39,991,988 km

• M1: 172,935 km (0.082 R)
• M2: 739,313 km (0.106 R)
• M3: 1,208,302 km (0.11 R)
• M4: 1,745,059 km (0.091 R)
• M5: 2,597,169 km (0.051 R)
• M6: 3,486,079 km (0.06 R)
• M7: 3,961,800 km (0.099 R)
• M8: 4,734,623 km (0.112 R)
• M9: 5,554,868 km (0.057 R)
• M10: 6,080,405 km (0.062 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 938.6

Radius: 14.1

Gravity: 4.72 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 1.94 AU - 2.16 AU

Year: 2063 Days

Day: 11.5 Hours

Environment

Temp: -204 °C

Axial Tilt: 18.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 39,991,988 km

• M1: 175,478 km (0.097 R)
• M2: 740,061 km (0.101 R)
• M3: 1,598,902 km (0.084 R)
• M4: 3,712,570 km (0.052 R)
• M5: 4,823,634 km (0.096 R)
• M6: 5,421,277 km (0.088 R)
• M7: 7,576,683 km (0.111 R)
• M8: 8,779,899 km (0.077 R)
• M9: 9,888,868 km (0.083 R)
• M10: 10,666,029 km (0.068 R)
• M11: 12,134,332 km (0.094 R)
• M12: 12,938,869 km (0.097 R)
• M13: 13,598,895 km (0.114 R)
• M14: 14,142,983 km (0.114 R)
• M15: 14,607,634 km (0.072 R)
• M16: 15,178,499 km (0.095 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 768.4

Radius: 11.4

Gravity: 5.91 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 2.85 AU - 4.11 AU

Year: 4563 Days

Day: 14 Hours

Environment

Temp: -217 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 39,991,988 km

• M1: 141,819 km (0.116 R)
• M2: 532,868 km (0.038 R)
• M3: 911,500 km (0.11 R)
• M4: 2,122,495 km (0.055 R)
• M5: 3,038,782 km (0.05 R)
• M6: 3,792,007 km (0.106 R)
• M7: 4,515,462 km (0.056 R)
• M8: 4,976,523 km (0.109 R)
• M9: 7,628,594 km (0.043 R)
• M10: 8,820,290 km (0.117 R)
• M11: 9,338,497 km (0.104 R)
• M12: 9,919,236 km (0.102 R)
• M13: 10,835,374 km (0.116 R)
• M14: 12,685,002 km (0.085 R)
• M15: 13,345,925 km (0.114 R)
• M16: 14,083,293 km (0.111 R)
• M17: 14,681,535 km (0.11 R)
• M18: 15,581,815 km (0.083 R)
• M19: 16,939,864 km (0.025 R)
• M20: 19,822,915 km (0.083 R)
• M21: 20,299,085 km (0.119 R)
• M22: 20,782,884 km (0.09 R)
• M23: 24,777,297 km (0.057 R)
• M24: 25,409,647 km (0.059 R)
• M25: 27,037,571 km (0.076 R)
• M26: 28,907,395 km (0.101 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 145.5

Radius: 6.8

Gravity: 3.15 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 7.43 AU - 8.99 AU

Year: 16536 Days

Day: 17 Hours

Environment

Temp: -226 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 39,991,988 km

• M1: 85,420 km (0.11 R)
• M2: 371,452 km (0.118 R)
• M3: 769,980 km (0.108 R)
• M4: 1,751,941 km (0.095 R)
• M5: 2,657,905 km (0.098 R)
• M6: 4,837,397 km (0.107 R)
• M7: 5,793,477 km (0.093 R)
• M8: 7,711,022 km (0.05 R)
• M9: 8,280,691 km (0.113 R)
• M10: 9,921,480 km (0.118 R)
• M11: 11,505,722 km (0.053 R)
• M12: 15,609,191 km (0.077 R)
• M13: 22,903,135 km (0.085 R)
• M14: 25,115,388 km (0.111 R)
• M15: 28,694,816 km (0.09 R)
• M16: 29,274,209 km (0.092 R)
• M17: 30,456,032 km (0.096 R)
• M18: 39,159,786 km (0.074 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 387 - 11,176 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit