🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.82

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 1.04 AU - 1.38 AU

Year: 468 Days

Day: 20.8 Hours

Environment

Temp: 23 °C

Axial Tilt: 1.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.62

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 1.15 AU - 1.41 AU

Year: 509 Days

Day: 35.6 Hours

Environment

Temp: 16 °C

Axial Tilt: 32.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.01

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 1.1 AU - 1.48 AU

Year: 515 Days

Day: 45.8 Hours

Environment

Temp: 9 °C

Axial Tilt: 2.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 106,133,811 km

• M1: 285,283 km (0.072 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.15

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 2.23 AU - 3.25 AU

Year: 1594 Days

Day: 38.2 Hours

Environment

Temp: -74 °C

Axial Tilt: 9.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 106,133,811 km

• M1: 2,214,348 km (0.11 R)

Planet 5 - Gas Giant

Semi-Major Axis: 12.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 477.9

Radius: 12.3

Gravity: 3.16 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 12.21 AU - 13.23 AU

Year: 15944 Days

Day: 10.2 Hours

Environment

Temp: -188 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 106,133,811 km

• M1: 153,188 km (0.063 R)
• M2: 720,164 km (0.087 R)
• M3: 1,266,795 km (0.119 R)
• M4: 1,778,719 km (0.117 R)
• M5: 3,013,500 km (0.09 R)
• M6: 3,638,819 km (0.102 R)
• M7: 4,288,971 km (0.11 R)
• M8: 5,082,438 km (0.117 R)
• M9: 6,161,039 km (0.114 R)
• M10: 7,171,722 km (0.093 R)
• M11: 8,719,611 km (0.089 R)
• M12: 9,886,175 km (0.081 R)
• M13: 11,443,788 km (0.09 R)
• M14: 12,777,902 km (0.099 R)
• M15: 14,622,743 km (0.094 R)
• M16: 15,040,121 km (0.085 R)
• M17: 15,971,817 km (0.047 R)
• M18: 17,017,805 km (0.103 R)
• M19: 18,590,527 km (0.042 R)
• M20: 23,888,985 km (0.11 R)
• M21: 25,756,864 km (0.08 R)
• M22: 34,451,791 km (0.108 R)
• M23: 37,347,108 km (0.087 R)
• M24: 43,617,354 km (0.086 R)
• M25: 44,921,249 km (0.087 R)
• M26: 51,031,873 km (0.075 R)
• M27: 56,302,655 km (0.089 R)

Planet 6 - Ice Giant

Semi-Major Axis: 16.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 695

Radius: 7

Gravity: 14.18 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 16.46 AU - 16.56 AU

Year: 23578 Days

Day: 18.4 Hours

Environment

Temp: -194 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 106,133,811 km

• M1: 89,908 km (0.08 R)
• M2: 352,303 km (0.078 R)
• M3: 690,394 km (0.039 R)
• M4: 1,250,638 km (0.081 R)
• M5: 2,388,480 km (0.113 R)
• M6: 2,802,267 km (0.112 R)
• M7: 3,234,456 km (0.089 R)
• M8: 4,164,057 km (0.105 R)
• M9: 4,545,980 km (0.097 R)
• M10: 5,833,569 km (0.083 R)
• M11: 6,492,697 km (0.112 R)
• M12: 7,958,158 km (0.093 R)
• M13: 9,931,803 km (0.106 R)
• M14: 16,291,208 km (0.08 R)
• M15: 18,962,129 km (0.073 R)
• M16: 19,720,739 km (0.107 R)
• M17: 21,808,527 km (0.074 R)
• M18: 22,118,344 km (0.088 R)
• M19: 24,369,792 km (0.032 R)
• M20: 25,952,987 km (0.062 R)
• M21: 29,197,764 km (0.075 R)
• M22: 31,112,318 km (0.036 R)
• M23: 33,109,001 km (0.087 R)
• M24: 33,518,450 km (0.069 R)
• M25: 37,948,193 km (0.034 R)
• M26: 42,271,272 km (0.077 R)
• M27: 42,753,127 km (0.081 R)
• M28: 44,220,532 km (0.054 R)
• M29: 48,472,104 km (0.114 R)
• M30: 50,787,131 km (0.114 R)
• M31: 59,168,501 km (0.119 R)
• M32: 59,771,231 km (0.108 R)
• M33: 61,810,399 km (0.076 R)
• M34: 70,431,426 km (0.111 R)

Planet 7 - Ice Giant

Semi-Major Axis: 20.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 748

Radius: 6.2

Gravity: 19.46 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 17.54 AU - 22.55 AU

Year: 31530 Days

Day: 17.4 Hours

Environment

Temp: -205 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 106,133,811 km

• M1: 77,043 km (0.071 R)
• M2: 374,443 km (0.052 R)
• M3: 571,015 km (0.088 R)
• M4: 770,579 km (0.115 R)
• M5: 1,655,899 km (0.098 R)
• M6: 2,663,740 km (0.102 R)
• M7: 3,027,412 km (0.104 R)
• M8: 5,276,915 km (0.113 R)
• M9: 5,492,935 km (0.105 R)
• M10: 7,122,504 km (0.104 R)
• M11: 9,049,923 km (0.083 R)
• M12: 11,953,319 km (0.041 R)
• M13: 13,254,820 km (0.047 R)
• M14: 13,654,845 km (0.108 R)
• M15: 16,963,501 km (0.036 R)
• M16: 18,012,631 km (0.095 R)
• M17: 18,602,794 km (0.115 R)
• M18: 19,205,674 km (0.09 R)
• M19: 20,663,206 km (0.066 R)
• M20: 20,984,841 km (0.096 R)
• M21: 24,867,355 km (0.039 R)
• M22: 25,109,554 km (0.065 R)
• M23: 26,596,257 km (0.076 R)
• M24: 29,608,111 km (0.114 R)
• M25: 29,880,230 km (0.112 R)
• M26: 37,716,017 km (0.076 R)
• M27: 41,334,939 km (0.065 R)
• M28: 43,930,911 km (0.104 R)
• M29: 49,636,125 km (0.066 R)
• M30: 52,565,999 km (0.104 R)
• M31: 59,413,243 km (0.116 R)
• M32: 72,598,500 km (0.054 R)
• M33: 84,835,307 km (0.098 R)
• M34: 93,909,315 km (0.109 R)
• M35: 95,679,657 km (0.066 R)
• M36: 100,509,274 km (0.078 R)
• M37: 101,124,121 km (0.091 R)
• M38: 105,498,812 km (0.074 R)

Kuiper Belt

Range: 31.2 - 57.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 278 - 19,388 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit