🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.76

Radius: 0.9

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 0.53 AU - 0.63 AU

Year: 290 Days

Day: 39.6 Hours

Environment

Temp: -121 °C

Axial Tilt: 97.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 0.89 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 600.6

Radius: 10.1

Gravity: 5.89 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 1.18 AU - 1.2 AU

Year: 852 Days

Day: 11.1 Hours

Environment

Temp: -165 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 35,301,179 km

• M1: 125,662 km (0.092 R)
• M2: 609,761 km (0.066 R)
• M3: 1,226,553 km (0.12 R)
• M4: 1,663,080 km (0.108 R)
• M5: 2,152,115 km (0.074 R)
• M6: 2,676,904 km (0.085 R)
• M7: 3,272,154 km (0.076 R)
• M8: 3,601,718 km (0.099 R)
• M9: 4,458,316 km (0.114 R)
• M10: 5,204,061 km (0.059 R)
• M11: 5,850,773 km (0.109 R)
• M12: 6,657,704 km (0.119 R)
• M13: 7,304,565 km (0.064 R)
• M14: 8,017,099 km (0.072 R)
• M15: 8,671,740 km (0.045 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 747.7

Radius: 11.6

Gravity: 5.56 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 0.96 AU - 1.46 AU

Year: 873 Days

Day: 12.4 Hours

Environment

Temp: -171 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 35,301,179 km

• M1: 144,212 km (0.062 R)
• M2: 544,087 km (0.11 R)
• M3: 942,766 km (0.05 R)
• M4: 1,745,059 km (0.109 R)
• M5: 2,446,972 km (0.094 R)
• M6: 2,845,651 km (0.1 R)
• M7: 3,342,764 km (0.113 R)
• M8: 4,685,256 km (0.104 R)
• M9: 5,173,394 km (0.107 R)
• M10: 5,576,261 km (0.088 R)
• M11: 6,188,415 km (0.085 R)
• M12: 7,966,087 km (0.106 R)
• M13: 8,478,759 km (0.09 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 183.9

Radius: 8.7

Gravity: 2.43 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 1.61 AU - 2.23 AU

Year: 1745 Days

Day: 6.2 Hours

Environment

Temp: -194 °C

Axial Tilt: 48.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 35,301,179 km

• M1: 108,608 km (0.096 R)
• M2: 546,331 km (0.078 R)
• M3: 921,523 km (0.111 R)
• M4: 1,458,579 km (0.114 R)
• M5: 1,821,354 km (0.065 R)
• M6: 2,450,563 km (0.096 R)
• M7: 2,954,408 km (0.05 R)
• M8: 3,272,453 km (0.1 R)
• M9: 3,961,950 km (0.026 R)
• M10: 4,266,830 km (0.116 R)
• M11: 4,798,202 km (0.071 R)
• M12: 5,201,518 km (0.108 R)
• M13: 7,863,313 km (0.105 R)
• M14: 8,140,817 km (0.096 R)
• M15: 8,477,263 km (0.091 R)
• M16: 8,904,215 km (0.098 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 600.6

Radius: 8.4

Gravity: 8.51 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 3.13 AU - 3.89 AU

Year: 4314 Days

Day: 10.5 Hours

Environment

Temp: -200 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 35,301,179 km

• M1: 104,419 km (0.117 R)
• M2: 635,193 km (0.032 R)
• M3: 1,008,290 km (0.101 R)
• M4: 2,561,864 km (0.106 R)
• M5: 3,173,719 km (0.074 R)
• M6: 3,988,429 km (0.112 R)
• M7: 5,739,472 km (0.079 R)
• M8: 6,443,180 km (0.111 R)
• M9: 7,502,932 km (0.054 R)
• M10: 7,915,672 km (0.102 R)
• M11: 9,168,255 km (0.072 R)
• M12: 11,511,407 km (0.09 R)
• M13: 11,968,278 km (0.104 R)
• M14: 12,772,517 km (0.117 R)
• M15: 13,311,817 km (0.097 R)
• M16: 14,123,385 km (0.102 R)
• M17: 15,075,277 km (0.109 R)
• M18: 16,524,880 km (0.042 R)
• M19: 18,126,325 km (0.053 R)
• M20: 20,485,334 km (0.071 R)
• M21: 23,840,814 km (0.079 R)
• M22: 25,264,687 km (0.081 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 569.9

Radius: 4.4

Gravity: 29.44 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 5.05 AU - 7.65 AU

Year: 10497 Days

Day: 19.1 Hours

Environment

Temp: -219 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 35,301,179 km

• M1: 54,753 km (0.113 R)
• M2: 530,025 km (0.091 R)
• M3: 1,154,148 km (0.032 R)
• M4: 1,787,695 km (0.119 R)
• M5: 2,353,773 km (0.087 R)
• M6: 2,688,274 km (0.106 R)
• M7: 3,009,012 km (0.072 R)
• M8: 3,451,522 km (0.119 R)
• M9: 4,464,599 km (0.105 R)
• M10: 6,370,476 km (0.084 R)
• M11: 7,962,795 km (0.037 R)
• M12: 9,851,618 km (0.075 R)
• M13: 11,355,077 km (0.099 R)
• M14: 15,667,983 km (0.087 R)
• M15: 16,490,772 km (0.119 R)
• M16: 21,787,883 km (0.071 R)
• M17: 23,867,443 km (0.056 R)
• M18: 25,047,321 km (0.053 R)
• M19: 28,116,022 km (0.088 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 110.4

Radius: 7.8

Gravity: 1.81 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 7.12 AU - 9.52 AU

Year: 15743 Days

Day: 19.2 Hours

Environment

Temp: -231 °C

Axial Tilt: 3.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 35,301,179 km

• M1: 97,089 km (0.108 R)
• M2: 378,632 km (0.069 R)
• M3: 687,701 km (0.117 R)
• M4: 1,283,251 km (0.081 R)
• M5: 1,767,050 km (0.112 R)
• M6: 2,013,587 km (0.092 R)
• M7: 2,299,768 km (0.09 R)
• M8: 3,095,778 km (0.107 R)
• M9: 4,188,292 km (0.055 R)
• M10: 4,497,510 km (0.062 R)
• M11: 7,512,655 km (0.098 R)
• M12: 8,245,835 km (0.056 R)
• M13: 8,733,075 km (0.111 R)
• M14: 9,068,473 km (0.086 R)
• M15: 11,813,445 km (0.101 R)
• M16: 15,981,690 km (0.117 R)
• M17: 18,530,090 km (0.086 R)
• M18: 20,153,676 km (0.066 R)
• M19: 20,666,048 km (0.067 R)
• M20: 24,581,773 km (0.07 R)
• M21: 28,413,722 km (0.059 R)
• M22: 30,280,255 km (0.088 R)
• M23: 32,326,305 km (0.045 R)
• M24: 34,985,257 km (0.072 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 303 - 14,636 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit