🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.85

Radius: 0.94

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 0.84 AU - 1.16 AU

Year: 371 Days

Day: 32.2 Hours

Environment

Temp: 34 °C

Axial Tilt: 12.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 60,161,456 km

• M1: 119,678 km (0.108 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.56

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 1.24 AU - 1.38 AU

Year: 556 Days

Day: 19 Hours

Environment

Temp: -30 °C

Axial Tilt: 2.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.25

Radius: 1.09

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 1.83 AU - 2.09 AU

Year: 1018 Days

Day: 29.9 Hours

Environment

Temp: -63 °C

Axial Tilt: 36 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.55

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 4.21 AU - 4.21 AU

Year: 3204 Days

Day: 22.7 Hours

Environment

Temp: -124 °C

Axial Tilt: 12.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.71 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 455.2

Radius: 10.8

Gravity: 3.9 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 6.86 AU - 7.54 AU

Year: 7165 Days

Day: 6.1 Hours

Environment

Temp: -161 °C

Axial Tilt: 29.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 60,161,456 km

• M1: 139,575 km (0.066 R)
• M2: 741,108 km (0.043 R)
• M3: 1,237,623 km (0.047 R)
• M4: 2,082,702 km (0.111 R)
• M5: 2,605,696 km (0.09 R)
• M6: 3,153,822 km (0.094 R)
• M7: 3,597,530 km (0.096 R)
• M8: 4,824,681 km (0.045 R)
• M9: 5,242,358 km (0.119 R)
• M10: 6,442,881 km (0.091 R)
• M11: 7,267,764 km (0.114 R)
• M12: 8,007,675 km (0.117 R)
• M13: 9,168,853 km (0.095 R)
• M14: 9,637,544 km (0.074 R)
• M15: 10,211,999 km (0.102 R)
• M16: 10,997,538 km (0.1 R)
• M17: 11,429,427 km (0.116 R)
• M18: 11,972,766 km (0.1 R)
• M19: 12,533,160 km (0.075 R)
• M20: 14,263,409 km (0.118 R)
• M21: 15,721,988 km (0.11 R)
• M22: 17,341,834 km (0.094 R)
• M23: 25,604,573 km (0.069 R)
• M24: 28,195,758 km (0.069 R)
• M25: 32,501,185 km (0.046 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 905.3

Radius: 11.8

Gravity: 6.5 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 9.03 AU - 9.39 AU

Year: 10366 Days

Day: 10.3 Hours

Environment

Temp: -164 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 60,161,456 km

• M1: 146,905 km (0.094 R)
• M2: 718,818 km (0.097 R)
• M3: 1,288,636 km (0.026 R)
• M4: 1,701,377 km (0.06 R)
• M5: 2,166,776 km (0.1 R)
• M6: 2,570,839 km (0.096 R)
• M7: 3,189,127 km (0.084 R)
• M8: 3,769,118 km (0.111 R)
• M9: 4,388,902 km (0.078 R)
• M10: 4,817,949 km (0.059 R)
• M11: 5,583,890 km (0.044 R)
• M12: 6,352,524 km (0.107 R)
• M13: 7,400,457 km (0.078 R)
• M14: 8,191,231 km (0.1 R)
• M15: 13,969,150 km (0.113 R)
• M16: 15,384,047 km (0.044 R)
• M17: 18,734,291 km (0.091 R)
• M18: 21,048,420 km (0.062 R)
• M19: 21,831,116 km (0.058 R)
• M20: 24,107,098 km (0.07 R)
• M21: 26,436,786 km (0.072 R)
• M22: 27,863,052 km (0.1 R)
• M23: 30,979,774 km (0.097 R)
• M24: 31,878,857 km (0.1 R)
• M25: 36,637,117 km (0.11 R)
• M26: 37,137,522 km (0.038 R)
• M27: 38,795,515 km (0.061 R)
• M28: 41,712,973 km (0.093 R)
• M29: 50,871,354 km (0.117 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 522.8

Radius: 3

Gravity: 58.09 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 11.76 AU - 12.94 AU

Year: 16096 Days

Day: 18.1 Hours

Environment

Temp: -194 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 60,161,456 km

• M1: 37,399 km (0.08 R)
• M2: 288,275 km (0.063 R)
• M3: 462,856 km (0.11 R)
• M4: 602,131 km (0.116 R)
• M5: 731,384 km (0.12 R)
• M6: 1,069,924 km (0.078 R)
• M7: 1,181,674 km (0.064 R)
• M8: 1,743,114 km (0.075 R)
• M9: 1,845,888 km (0.06 R)
• M10: 1,970,802 km (0.082 R)
• M11: 2,571,139 km (0.094 R)
• M12: 5,966,262 km (0.111 R)
• M13: 6,521,719 km (0.047 R)
• M14: 7,734,659 km (0.064 R)
• M15: 8,249,724 km (0.082 R)
• M16: 8,787,229 km (0.04 R)
• M17: 10,539,619 km (0.115 R)
• M18: 12,074,194 km (0.086 R)
• M19: 13,089,215 km (0.071 R)
• M20: 13,954,639 km (0.074 R)
• M21: 15,359,363 km (0.071 R)
• M22: 17,401,524 km (0.109 R)
• M23: 17,718,521 km (0.047 R)
• M24: 21,465,649 km (0.082 R)
• M25: 22,014,224 km (0.114 R)
• M26: 22,666,022 km (0.104 R)
• M27: 24,798,241 km (0.058 R)
• M28: 28,132,628 km (0.077 R)
• M29: 30,247,343 km (0.076 R)
• M30: 32,108,191 km (0.076 R)
• M31: 40,454,107 km (0.089 R)
• M32: 41,995,862 km (0.103 R)
• M33: 42,996,971 km (0.063 R)
• M34: 47,777,222 km (0.04 R)
• M35: 52,569,141 km (0.094 R)
• M36: 52,734,147 km (0.118 R)
• M37: 56,107,579 km (0.112 R)
• M38: 59,621,932 km (0.062 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 420 - 16,338 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit