🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.32

Radius: 0.63

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 0.76 AU - 0.8 AU

Year: 291 Days

Day: 19.6 Hours

Environment

Temp: 10 °C

Axial Tilt: 10.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 25,359,002 km

• M1: 198,367 km (0.078 R)

Asteroid Belt

Center: 1.07 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.3

Radius: 0.62

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 1.3 AU - 1.42 AU

Year: 669 Days

Day: 21.9 Hours

Environment

Temp: -84 °C

Axial Tilt: 34.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 25,359,002 km

• M1: 372,648 km (0.06 R)
• M2: 562,039 km (0.109 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 543.7

Radius: 13.8

Gravity: 2.85 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 3.27 AU - 5.09 AU

Year: 3604 Days

Day: 6.4 Hours

Environment

Temp: -166 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 25,359,002 km

• M1: 188,493 km (0.113 R)
• M2: 738,415 km (0.035 R)
• M3: 1,484,609 km (0.095 R)
• M4: 1,957,488 km (0.113 R)
• M5: 3,130,485 km (0.032 R)
• M6: 3,664,400 km (0.104 R)
• M7: 4,109,902 km (0.089 R)
• M8: 4,637,235 km (0.09 R)
• M9: 5,284,545 km (0.055 R)
• M10: 6,325,596 km (0.081 R)
• M11: 6,760,777 km (0.11 R)
• M12: 11,002,923 km (0.111 R)
• M13: 15,476,049 km (0.049 R)
• M14: 17,882,630 km (0.117 R)
• M15: 19,967,725 km (0.099 R)
• M16: 20,718,707 km (0.118 R)
• M17: 21,488,238 km (0.063 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 420

Radius: 9.5

Gravity: 4.65 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 5.25 AU - 5.97 AU

Year: 5604 Days

Day: 5.2 Hours

Environment

Temp: -173 °C

Axial Tilt: 25.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 25,359,002 km

• M1: 172,038 km (0.057 R)
• M2: 489,634 km (0.084 R)
• M3: 790,326 km (0.097 R)
• M4: 1,249,890 km (0.111 R)
• M5: 1,678,787 km (0.066 R)
• M6: 2,160,044 km (0.109 R)
• M7: 4,506,486 km (0.047 R)
• M8: 5,635,950 km (0.09 R)
• M9: 6,374,066 km (0.119 R)
• M10: 6,879,258 km (0.111 R)
• M11: 8,370,450 km (0.078 R)
• M12: 9,172,294 km (0.119 R)
• M13: 11,331,889 km (0.116 R)
• M14: 13,603,982 km (0.117 R)
• M15: 16,279,390 km (0.096 R)
• M16: 19,352,130 km (0.099 R)
• M17: 24,808,563 km (0.081 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 225.9

Radius: 9.5

Gravity: 2.5 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 5.75 AU - 6.89 AU

Year: 6701 Days

Day: 7 Hours

Environment

Temp: -177 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 25,359,002 km

• M1: 118,182 km (0.112 R)
• M2: 437,424 km (0.074 R)
• M3: 733,778 km (0.119 R)
• M4: 1,219,073 km (0.081 R)
• M5: 1,661,883 km (0.082 R)
• M6: 2,224,520 km (0.103 R)
• M7: 2,738,688 km (0.032 R)
• M8: 5,328,527 km (0.103 R)
• M9: 6,550,592 km (0.109 R)
• M10: 12,374,736 km (0.036 R)
• M11: 13,731,888 km (0.091 R)
• M12: 14,188,460 km (0.119 R)
• M13: 15,455,704 km (0.102 R)
• M14: 17,319,095 km (0.066 R)
• M15: 18,827,042 km (0.044 R)
• M16: 19,517,585 km (0.086 R)
• M17: 20,355,333 km (0.112 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 526 - 19,832 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit