🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.76

Radius: 1.25

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 0.92 AU - 1.06 AU

Year: 375 Days

Day: 41.5 Hours

Environment

Temp: 17 °C

Axial Tilt: 2.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.71

Radius: 0.87

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 1.04 AU - 1.6 AU

Year: 578 Days

Day: 31.8 Hours

Environment

Temp: -28 °C

Axial Tilt: 34.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.9 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 911.3

Radius: 15

Gravity: 4.05 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 3.75 AU - 5.21 AU

Year: 3611 Days

Day: 5.8 Hours

Environment

Temp: -151 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 41,941,711 km

• M1: 187,147 km (0.083 R)
• M2: 691,741 km (0.104 R)
• M3: 1,248,394 km (0.093 R)
• M4: 1,822,551 km (0.058 R)
• M5: 3,196,308 km (0.102 R)
• M6: 4,094,045 km (0.115 R)
• M7: 6,006,803 km (0.048 R)
• M8: 6,951,364 km (0.076 R)
• M9: 7,442,943 km (0.074 R)
• M10: 8,028,319 km (0.115 R)
• M11: 9,567,532 km (0.104 R)
• M12: 10,260,619 km (0.044 R)
• M13: 11,885,401 km (0.095 R)
• M14: 12,880,975 km (0.093 R)
• M15: 13,625,524 km (0.117 R)
• M16: 14,984,172 km (0.066 R)
• M17: 16,316,789 km (0.117 R)
• M18: 17,189,095 km (0.057 R)
• M19: 19,281,370 km (0.102 R)
• M20: 20,722,746 km (0.056 R)
• M21: 21,884,822 km (0.075 R)
• M22: 24,488,872 km (0.091 R)
• M23: 25,478,163 km (0.094 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 625.7

Radius: 13.7

Gravity: 3.33 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 4.54 AU - 5.06 AU

Year: 4005 Days

Day: 5.6 Hours

Environment

Temp: -142 °C

Axial Tilt: 126.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 41,941,711 km

• M1: 170,392 km (0.056 R)
• M2: 1,283,699 km (0.088 R)
• M3: 1,717,084 km (0.115 R)
• M4: 2,221,977 km (0.061 R)
• M5: 2,792,693 km (0.118 R)
• M6: 3,460,498 km (0.064 R)
• M7: 4,892,000 km (0.11 R)
• M8: 6,008,150 km (0.092 R)
• M9: 6,596,518 km (0.111 R)
• M10: 8,061,680 km (0.106 R)
• M11: 10,715,995 km (0.066 R)
• M12: 13,165,211 km (0.082 R)
• M13: 13,706,606 km (0.047 R)
• M14: 14,676,748 km (0.076 R)
• M15: 15,911,978 km (0.107 R)
• M16: 16,696,918 km (0.099 R)
• M17: 18,283,852 km (0.107 R)
• M18: 18,958,538 km (0.073 R)
• M19: 19,713,259 km (0.081 R)
• M20: 20,488,027 km (0.113 R)
• M21: 21,824,235 km (0.087 R)
• M22: 22,934,550 km (0.104 R)
• M23: 23,719,490 km (0.12 R)
• M24: 24,744,236 km (0.03 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 789.6

Radius: 8.4

Gravity: 11.19 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 6.14 AU - 6.16 AU

Year: 5808 Days

Day: 5.1 Hours

Environment

Temp: -157 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 41,941,711 km

• M1: 104,419 km (0.053 R)
• M2: 512,522 km (0.094 R)
• M3: 903,422 km (0.049 R)
• M4: 1,335,311 km (0.111 R)
• M5: 3,304,168 km (0.052 R)
• M6: 4,034,655 km (0.119 R)
• M7: 5,238,768 km (0.086 R)
• M8: 5,658,091 km (0.099 R)
• M9: 6,230,003 km (0.081 R)
• M10: 7,304,565 km (0.091 R)
• M11: 10,736,639 km (0.113 R)
• M12: 11,071,888 km (0.104 R)
• M13: 12,535,853 km (0.11 R)
• M14: 14,124,433 km (0.055 R)
• M15: 14,819,614 km (0.096 R)
• M16: 16,784,582 km (0.073 R)
• M17: 17,696,680 km (0.055 R)
• M18: 19,548,103 km (0.105 R)
• M19: 20,557,440 km (0.105 R)
• M20: 27,800,221 km (0.081 R)
• M21: 30,964,216 km (0.044 R)
• M22: 32,433,566 km (0.099 R)
• M23: 34,880,240 km (0.072 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 485.6

Radius: 9.1

Gravity: 5.86 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 8.59 AU - 8.75 AU

Year: 9721 Days

Day: 14.4 Hours

Environment

Temp: -178 °C

Axial Tilt: 167.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 41,941,711 km

• M1: 113,246 km (0.098 R)
• M2: 576,999 km (0.067 R)
• M3: 1,757,177 km (0.114 R)
• M4: 2,097,362 km (0.113 R)
• M5: 2,975,053 km (0.096 R)
• M6: 3,438,806 km (0.066 R)
• M7: 4,079,235 km (0.066 R)
• M8: 4,710,239 km (0.098 R)
• M9: 6,200,533 km (0.046 R)
• M10: 7,072,389 km (0.094 R)
• M11: 9,938,086 km (0.026 R)
• M12: 10,473,048 km (0.115 R)
• M13: 10,772,692 km (0.048 R)
• M14: 12,637,430 km (0.047 R)
• M15: 13,440,172 km (0.099 R)
• M16: 17,063,133 km (0.076 R)
• M17: 17,759,511 km (0.111 R)
• M18: 19,060,863 km (0.047 R)
• M19: 31,426,623 km (0.093 R)
• M20: 32,684,592 km (0.073 R)
• M21: 36,659,706 km (0.04 R)
• M22: 39,121,489 km (0.12 R)
• M23: 39,965,969 km (0.076 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 162 - 14,968 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit