🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.24

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 0.58 AU - 0.74 AU

Year: 195 Days

Day: 38.8 Hours

Environment

Temp: 126 °C

Axial Tilt: 23.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.94

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 0.71 AU - 0.97 AU

Year: 280 Days

Day: 37.3 Hours

Environment

Temp: 131 °C

Axial Tilt: 1.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.16

Radius: 1.06

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 1.13 AU - 1.53 AU

Year: 557 Days

Day: 28.6 Hours

Environment

Temp: 2 °C

Axial Tilt: 29 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.31

Radius: 1.79

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 1.58 AU - 1.66 AU

Year: 749 Days

Day: 12.2 Hours

Environment

Temp: -33 °C

Axial Tilt: 37.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 38,271,587 km

• M1: 71,807 km (0.113 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.55

Radius: 0.79

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 1.5 AU - 2.06 AU

Year: 863 Days

Day: 15.3 Hours

Environment

Temp: -44 °C

Axial Tilt: 37.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 38,271,587 km

• M1: 19,897 km (0.114 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.63

Radius: 0.83

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 2.75 AU - 3.05 AU

Year: 1795 Days

Day: 17.4 Hours

Environment

Temp: -102 °C

Axial Tilt: 39.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 38,271,587 km

• M1: 19,298 km (0.061 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 229.9

Radius: 13.8

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 4.8 AU - 7.26 AU

Year: 5382 Days

Day: 8.8 Hours

Environment

Temp: -151 °C

Axial Tilt: 43.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 38,271,587 km

• M1: 172,486 km (0.113 R)
• M2: 1,023,549 km (0.12 R)
• M3: 3,210,969 km (0.117 R)
• M4: 4,115,587 km (0.04 R)
• M5: 4,942,265 km (0.113 R)
• M6: 5,484,707 km (0.109 R)
• M7: 6,066,642 km (0.118 R)
• M8: 6,986,819 km (0.1 R)
• M9: 8,643,316 km (0.118 R)
• M10: 9,177,231 km (0.104 R)
• M11: 9,620,041 km (0.076 R)
• M12: 10,871,277 km (0.057 R)
• M13: 11,451,717 km (0.106 R)
• M14: 12,629,800 km (0.091 R)
• M15: 13,178,675 km (0.066 R)
• M16: 14,226,458 km (0.069 R)
• M17: 14,871,225 km (0.057 R)
• M18: 15,639,261 km (0.091 R)
• M19: 16,112,738 km (0.111 R)
• M20: 16,813,604 km (0.086 R)
• M21: 17,254,918 km (0.113 R)
• M22: 17,760,558 km (0.101 R)
• M23: 18,276,222 km (0.054 R)
• M24: 20,689,834 km (0.061 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 405.6

Radius: 14.9

Gravity: 1.83 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 6.86 AU - 11.38 AU

Year: 10010 Days

Day: 13.2 Hours

Environment

Temp: -160 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 38,271,587 km

• M1: 185,501 km (0.091 R)
• M2: 666,758 km (0.062 R)
• M3: 1,152,951 km (0.049 R)
• M4: 1,789,041 km (0.071 R)
• M5: 2,563,509 km (0.075 R)
• M6: 4,011,766 km (0.117 R)
• M7: 4,730,883 km (0.094 R)
• M8: 6,428,370 km (0.113 R)
• M9: 7,926,892 km (0.086 R)
• M10: 10,067,488 km (0.12 R)
• M11: 12,189,235 km (0.09 R)
• M12: 13,298,353 km (0.104 R)
• M13: 14,173,650 km (0.046 R)
• M14: 16,169,136 km (0.107 R)
• M15: 16,696,020 km (0.065 R)
• M16: 18,063,644 km (0.11 R)
• M17: 18,919,344 km (0.102 R)
• M18: 20,789,018 km (0.103 R)
• M19: 21,888,412 km (0.085 R)
• M20: 22,533,778 km (0.055 R)
• M21: 23,191,859 km (0.116 R)
• M22: 23,778,133 km (0.111 R)
• M23: 28,448,279 km (0.104 R)
• M24: 30,000,058 km (0.115 R)
• M25: 32,641,358 km (0.119 R)
• M26: 35,988,909 km (0.111 R)
• M27: 38,733,133 km (0.078 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 65.3

Radius: 3.4

Gravity: 5.65 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 15.07 AU - 16.79 AU

Year: 23108 Days

Day: 17.4 Hours

Environment

Temp: -192 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 38,271,587 km

• M1: 59,690 km (0.055 R)
• M2: 166,203 km (0.119 R)
• M3: 611,406 km (0.093 R)
• M4: 803,191 km (0.1 R)
• M5: 1,870,871 km (0.076 R)
• M6: 2,489,009 km (0.059 R)
• M7: 2,754,994 km (0.118 R)
• M8: 5,083,635 km (0.119 R)
• M9: 5,386,720 km (0.084 R)
• M10: 5,574,166 km (0.058 R)
• M11: 7,656,718 km (0.032 R)
• M12: 12,765,486 km (0.074 R)
• M13: 12,931,390 km (0.11 R)
• M14: 13,840,945 km (0.053 R)
• M15: 14,311,280 km (0.107 R)
• M16: 14,610,626 km (0.116 R)
• M17: 16,626,008 km (0.085 R)
• M18: 18,044,944 km (0.075 R)
• M19: 19,106,341 km (0.101 R)
• M20: 29,908,205 km (0.098 R)
• M21: 33,130,692 km (0.071 R)

Kuiper Belt

Range: 30.2 - 49.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 334 - 15,028 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit