🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.56

Radius: 0.79

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 0.44 AU - 0.62 AU

Year: 142 Days

Day: 29.2 Hours

Environment

Temp: 216 °C

Axial Tilt: 7.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.36

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 0.54 AU - 0.6 AU

Year: 159 Days

Day: 41.7 Hours

Environment

Temp: 225 °C

Axial Tilt: 9.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.13

Radius: 1.35

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 1.05 AU - 1.11 AU

Year: 414 Days

Day: 27.1 Hours

Environment

Temp: 16 °C

Axial Tilt: 19.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 103,501,669 km

• M1: 107,860 km (0.094 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.16

Radius: 1.58

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 1.23 AU - 1.41 AU

Year: 560 Days

Day: 16.8 Hours

Environment

Temp: -8 °C

Axial Tilt: 17.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 2.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.53

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 2.43 AU - 2.75 AU

Year: 1538 Days

Day: 36.5 Hours

Environment

Temp: -84 °C

Axial Tilt: 5.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 103,501,669 km

• M1: 231,129 km (0.109 R)
• M2: 1,530,835 km (0.075 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.3

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 2.57 AU - 2.89 AU

Year: 1664 Days

Day: 29 Hours

Environment

Temp: -104 °C

Axial Tilt: 18 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 4.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 144.6

Radius: 10.3

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 4.17 AU - 5.23 AU

Year: 3759 Days

Day: 12.9 Hours

Environment

Temp: -145 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 103,501,669 km

• M1: 128,056 km (0.033 R)
• M2: 525,986 km (0.118 R)
• M3: 1,219,971 km (0.076 R)
• M4: 1,590,973 km (0.087 R)
• M5: 2,448,917 km (0.061 R)
• M6: 2,886,341 km (0.112 R)
• M7: 4,741,953 km (0.1 R)
• M8: 5,425,466 km (0.086 R)
• M9: 7,989,723 km (0.087 R)
• M10: 9,866,877 km (0.075 R)
• M11: 10,518,226 km (0.046 R)
• M12: 11,983,089 km (0.094 R)
• M13: 13,372,554 km (0.091 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 735.4

Radius: 5.1

Gravity: 28.27 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 16.68 AU - 17.5 AU

Year: 26067 Days

Day: 19.3 Hours

Environment

Temp: -204 °C

Axial Tilt: 29.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 103,501,669 km

• M1: 64,327 km (0.1 R)
• M2: 312,959 km (0.082 R)
• M3: 578,495 km (0.11 R)
• M4: 1,178,981 km (0.096 R)
• M5: 2,751,404 km (0.106 R)
• M6: 3,911,386 km (0.11 R)
• M7: 4,115,138 km (0.093 R)
• M8: 8,528,724 km (0.086 R)
• M9: 9,343,733 km (0.053 R)
• M10: 9,894,254 km (0.088 R)
• M11: 10,082,597 km (0.094 R)
• M12: 10,859,609 km (0.118 R)
• M13: 11,745,527 km (0.11 R)
• M14: 18,189,007 km (0.043 R)
• M15: 18,661,886 km (0.105 R)
• M16: 19,730,762 km (0.091 R)
• M17: 23,849,790 km (0.094 R)
• M18: 30,847,530 km (0.113 R)
• M19: 33,736,115 km (0.1 R)
• M20: 34,305,933 km (0.077 R)
• M21: 39,569,235 km (0.103 R)
• M22: 47,094,307 km (0.117 R)
• M23: 61,660,203 km (0.08 R)
• M24: 63,803,641 km (0.085 R)
• M25: 70,531,506 km (0.061 R)
• M26: 79,461,003 km (0.111 R)
• M27: 80,216,323 km (0.091 R)
• M28: 81,741,324 km (0.105 R)
• M29: 82,511,154 km (0.068 R)
• M30: 86,167,177 km (0.107 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 832.1

Radius: 7.3

Gravity: 15.61 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 14.06 AU - 22.46 AU

Year: 28789 Days

Day: 16.7 Hours

Environment

Temp: -195 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 103,501,669 km

• M1: 90,806 km (0.078 R)
• M2: 334,052 km (0.071 R)
• M3: 673,938 km (0.09 R)
• M4: 930,499 km (0.091 R)
• M5: 1,176,886 km (0.12 R)
• M6: 2,312,633 km (0.117 R)
• M7: 4,955,878 km (0.09 R)
• M8: 7,428,581 km (0.115 R)
• M9: 7,752,311 km (0.103 R)
• M10: 8,198,412 km (0.117 R)
• M11: 8,427,895 km (0.066 R)
• M12: 8,661,717 km (0.096 R)
• M13: 9,703,815 km (0.063 R)
• M14: 10,156,349 km (0.071 R)
• M15: 19,545,710 km (0.076 R)
• M16: 24,145,096 km (0.1 R)
• M17: 38,208,194 km (0.118 R)
• M18: 39,335,563 km (0.082 R)
• M19: 41,319,530 km (0.099 R)
• M20: 45,128,292 km (0.077 R)
• M21: 56,277,971 km (0.1 R)
• M22: 69,844,104 km (0.048 R)
• M23: 72,501,860 km (0.08 R)
• M24: 76,233,729 km (0.063 R)
• M25: 82,201,337 km (0.077 R)
• M26: 85,162,477 km (0.065 R)
• M27: 91,011,455 km (0.12 R)
• M28: 98,917,702 km (0.102 R)
• M29: 99,218,993 km (0.058 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 494 - 10,795 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit