🌌 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: 905.2

Radius: 12.3

Gravity: 5.98 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 0.69 AU - 1.05 AU

Year: 541 Days

Day: 8.2 Hours

Environment

Temp: -176 °C

Axial Tilt: 49.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 28,821,656 km

• M1: 153,039 km (0.105 R)
• M2: 603,927 km (0.052 R)
• M3: 1,721,572 km (0.11 R)
• M4: 2,893,223 km (0.114 R)
• M5: 3,638,071 km (0.097 R)
• M6: 4,217,762 km (0.092 R)
• M7: 4,957,673 km (0.074 R)
• M8: 6,614,619 km (0.102 R)
• M9: 7,503,231 km (0.118 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 499.7

Radius: 11

Gravity: 4.13 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 2.04 AU - 2.7 AU

Year: 2433 Days

Day: 12.7 Hours

Environment

Temp: -207 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 28,821,656 km

• M1: 137,480 km (0.085 R)
• M2: 506,838 km (0.112 R)
• M3: 876,793 km (0.099 R)
• M4: 1,244,804 km (0.06 R)
• M5: 2,087,189 km (0.028 R)
• M6: 2,942,291 km (0.117 R)
• M7: 3,340,969 km (0.106 R)
• M8: 4,016,703 km (0.096 R)
• M9: 5,289,482 km (0.115 R)
• M10: 7,145,542 km (0.054 R)
• M11: 7,931,081 km (0.031 R)
• M12: 8,805,630 km (0.054 R)
• M13: 9,333,561 km (0.056 R)
• M14: 11,120,507 km (0.106 R)
• M15: 14,302,753 km (0.068 R)
• M16: 15,835,832 km (0.12 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 501.1

Radius: 12.9

Gravity: 3.01 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 2.26 AU - 2.8 AU

Year: 2684 Days

Day: 14.2 Hours

Environment

Temp: -201 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 28,821,656 km

• M1: 160,369 km (0.074 R)
• M2: 655,837 km (0.038 R)
• M3: 1,092,064 km (0.099 R)
• M4: 1,498,821 km (0.101 R)
• M5: 2,033,035 km (0.08 R)
• M6: 3,091,141 km (0.09 R)
• M7: 3,493,260 km (0.1 R)
• M8: 3,987,830 km (0.119 R)
• M9: 4,763,495 km (0.057 R)
• M10: 6,113,018 km (0.078 R)
• M11: 9,943,471 km (0.098 R)
• M12: 11,566,758 km (0.107 R)
• M13: 12,462,550 km (0.11 R)
• M14: 13,013,369 km (0.081 R)
• M15: 13,802,648 km (0.101 R)
• M16: 16,819,139 km (0.079 R)
• M17: 17,283,192 km (0.08 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 790.3

Radius: 14.7

Gravity: 3.66 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 2.25 AU - 3.05 AU

Year: 2877 Days

Day: 13.8 Hours

Environment

Temp: -199 °C

Axial Tilt: 9.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 28,821,656 km

• M1: 182,809 km (0.113 R)
• M2: 868,266 km (0.07 R)
• M3: 1,636,750 km (0.054 R)
• M4: 2,311,287 km (0.067 R)
• M5: 3,047,757 km (0.037 R)
• M6: 4,018,498 km (0.066 R)
• M7: 6,176,597 km (0.068 R)
• M8: 8,738,909 km (0.097 R)
• M9: 11,685,688 km (0.08 R)
• M10: 13,857,101 km (0.074 R)
• M11: 14,439,486 km (0.109 R)
• M12: 15,967,628 km (0.096 R)
• M13: 17,099,785 km (0.103 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 674.6

Radius: 8.6

Gravity: 9.12 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 2.59 AU - 3.63 AU

Year: 3657 Days

Day: 6.5 Hours

Environment

Temp: -205 °C

Axial Tilt: 45 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 28,821,656 km

• M1: 108,608 km (0.069 R)
• M2: 414,087 km (0.076 R)
• M3: 711,487 km (0.115 R)
• M4: 1,095,356 km (0.109 R)
• M5: 1,481,917 km (0.072 R)
• M6: 1,918,892 km (0.114 R)
• M7: 2,692,911 km (0.076 R)
• M8: 3,034,294 km (0.113 R)
• M9: 3,804,573 km (0.088 R)
• M10: 4,627,511 km (0.076 R)
• M11: 4,993,278 km (0.104 R)
• M12: 5,782,855 km (0.114 R)
• M13: 7,183,690 km (0.117 R)
• M14: 7,946,041 km (0.086 R)
• M15: 9,094,952 km (0.058 R)
• M16: 9,986,705 km (0.1 R)
• M17: 12,726,889 km (0.12 R)
• M18: 13,059,445 km (0.078 R)
• M19: 13,593,659 km (0.112 R)
• M20: 15,337,372 km (0.066 R)
• M21: 16,711,129 km (0.091 R)
• M22: 18,830,931 km (0.093 R)
• M23: 21,657,583 km (0.114 R)
• M24: 21,927,757 km (0.078 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 949

Radius: 14.1

Gravity: 4.77 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 3.16 AU - 3.4 AU

Year: 3961 Days

Day: 12.8 Hours

Environment

Temp: -222 °C

Axial Tilt: 41.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 28,821,656 km

• M1: 175,329 km (0.063 R)
• M2: 720,613 km (0.07 R)
• M3: 1,393,055 km (0.062 R)
• M4: 2,405,534 km (0.04 R)
• M5: 2,855,973 km (0.067 R)
• M6: 3,443,444 km (0.11 R)
• M7: 4,296,900 km (0.087 R)
• M8: 6,806,254 km (0.089 R)
• M9: 7,475,555 km (0.108 R)
• M10: 8,410,991 km (0.086 R)
• M11: 9,382,778 km (0.062 R)
• M12: 11,273,546 km (0.066 R)
• M13: 14,406,574 km (0.092 R)
• M14: 14,897,255 km (0.072 R)
• M15: 15,854,682 km (0.116 R)
• M16: 17,154,089 km (0.066 R)
• M17: 20,234,309 km (0.107 R)
• M18: 22,048,333 km (0.066 R)
• M19: 24,891,440 km (0.098 R)
• M20: 27,137,054 km (0.08 R)
• M21: 28,139,659 km (0.101 R)
• M22: 28,821,675 km (0.095 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 291 - 12,217 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit