🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.17

Radius: 1.59

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.38 AU - 0.62 AU

Year: 228 Days

Day: 14.6 Hours

Environment

Temp: -123 °C

Axial Tilt: 38.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.15

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 0.59 AU - 0.65 AU

Year: 315 Days

Day: 28.3 Hours

Environment

Temp: -131 °C

Axial Tilt: 36.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.31

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 0.58 AU - 0.66 AU

Year: 315 Days

Day: 34 Hours

Environment

Temp: -125 °C

Axial Tilt: 38.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 36,389,996 km

• M1: 233,073 km (0.105 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 377.5

Radius: 12

Gravity: 2.62 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 0.78 AU - 1.28 AU

Year: 675 Days

Day: 14.2 Hours

Environment

Temp: -153 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 36,389,996 km

• M1: 149,299 km (0.108 R)
• M2: 562,787 km (0.11 R)
• M3: 949,647 km (0.093 R)
• M4: 1,436,738 km (0.073 R)
• M5: 2,332,530 km (0.081 R)
• M6: 3,100,715 km (0.086 R)
• M7: 3,962,548 km (0.078 R)
• M8: 4,561,389 km (0.081 R)
• M9: 5,219,919 km (0.099 R)
• M10: 5,940,831 km (0.097 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 484.7

Radius: 10.5

Gravity: 4.4 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 1.34 AU - 1.46 AU

Year: 1070 Days

Day: 12.1 Hours

Environment

Temp: -165 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 36,389,996 km

• M1: 130,599 km (0.12 R)
• M2: 562,488 km (0.12 R)
• M3: 912,098 km (0.115 R)
• M4: 1,544,000 km (0.088 R)
• M5: 1,888,673 km (0.068 R)
• M6: 2,232,898 km (0.112 R)
• M7: 2,572,934 km (0.093 R)
• M8: 3,181,947 km (0.102 R)
• M9: 3,946,541 km (0.116 R)
• M10: 4,331,008 km (0.102 R)
• M11: 5,046,235 km (0.041 R)
• M12: 5,717,331 km (0.086 R)
• M13: 6,064,398 km (0.1 R)
• M14: 7,074,483 km (0.114 R)
• M15: 7,693,220 km (0.105 R)
• M16: 8,582,579 km (0.052 R)
• M17: 9,120,683 km (0.062 R)

Asteroid Belt

Center: 1.99 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 2.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 594.2

Radius: 8.3

Gravity: 8.63 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 2.36 AU - 2.8 AU

Year: 2676 Days

Day: 5.7 Hours

Environment

Temp: -201 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 36,389,996 km

• M1: 103,971 km (0.104 R)
• M2: 387,758 km (0.064 R)
• M3: 698,921 km (0.074 R)
• M4: 976,724 km (0.073 R)
• M5: 1,311,525 km (0.115 R)
• M6: 1,869,824 km (0.111 R)
• M7: 2,256,983 km (0.069 R)
• M8: 2,712,060 km (0.12 R)
• M9: 4,891,551 km (0.11 R)
• M10: 5,359,942 km (0.086 R)
• M11: 6,197,840 km (0.104 R)
• M12: 6,831,686 km (0.047 R)
• M13: 8,035,949 km (0.077 R)
• M14: 8,993,525 km (0.063 R)
• M15: 9,553,320 km (0.09 R)
• M16: 10,062,102 km (0.043 R)
• M17: 10,781,219 km (0.027 R)
• M18: 11,656,367 km (0.084 R)
• M19: 12,027,669 km (0.035 R)
• M20: 14,565,597 km (0.036 R)
• M21: 15,190,766 km (0.09 R)
• M22: 15,984,682 km (0.082 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 27.1

Radius: 10.7

Gravity: 0.24 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 4.27 AU - 5.11 AU

Year: 6558 Days

Day: 10 Hours

Environment

Temp: -213 °C

Axial Tilt: 0.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 36,389,996 km

• M1: 133,142 km (0.115 R)
• M2: 884,722 km (0.08 R)
• M3: 2,537,180 km (0.097 R)
• M4: 3,390,337 km (0.101 R)
• M5: 4,722,954 km (0.087 R)
• M6: 5,277,962 km (0.076 R)
• M7: 6,077,713 km (0.064 R)
• M8: 8,759,404 km (0.082 R)
• M9: 9,879,443 km (0.107 R)
• M10: 10,956,548 km (0.101 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 90.9

Radius: 12.1

Gravity: 0.62 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 4.04 AU - 5.4 AU

Year: 6621 Days

Day: 5.2 Hours

Environment

Temp: -205 °C

Axial Tilt: 29.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 36,389,996 km

• M1: 150,495 km (0.086 R)
• M2: 581,487 km (0.046 R)
• M3: 1,024,446 km (0.091 R)
• M4: 1,467,256 km (0.111 R)
• M5: 4,979,814 km (0.08 R)
• M6: 5,592,567 km (0.106 R)
• M7: 7,495,302 km (0.034 R)
• M8: 10,722,278 km (0.096 R)
• M9: 11,108,539 km (0.078 R)
• M10: 12,534,357 km (0.094 R)
• M11: 13,313,463 km (0.088 R)
• M12: 16,246,478 km (0.097 R)

Planet 9 - Gas Giant

Semi-Major Axis: 5.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 480.2

Radius: 8.7

Gravity: 6.34 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 4.96 AU - 5.66 AU

Year: 7901 Days

Day: 14.7 Hours

Environment

Temp: -220 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 36,389,996 km

• M1: 109,206 km (0.115 R)
• M2: 527,033 km (0.053 R)
• M3: 846,425 km (0.106 R)
• M4: 1,178,682 km (0.088 R)
• M5: 1,460,075 km (0.113 R)
• M6: 1,745,209 km (0.078 R)
• M7: 2,395,511 km (0.096 R)
• M8: 2,738,987 km (0.062 R)
• M9: 3,156,814 km (0.096 R)
• M10: 3,480,993 km (0.048 R)
• M11: 3,827,162 km (0.073 R)
• M12: 4,836,649 km (0.118 R)
• M13: 5,758,022 km (0.087 R)
• M14: 6,177,494 km (0.08 R)
• M15: 7,944,993 km (0.102 R)
• M16: 8,839,140 km (0.062 R)
• M17: 9,310,523 km (0.046 R)
• M18: 9,708,752 km (0.098 R)
• M19: 10,257,178 km (0.116 R)
• M20: 12,499,650 km (0.08 R)
• M21: 13,481,760 km (0.06 R)
• M22: 16,161,058 km (0.057 R)
• M23: 16,672,084 km (0.094 R)
• M24: 17,458,520 km (0.044 R)
• M25: 19,821,568 km (0.092 R)
• M26: 20,186,138 km (0.082 R)
• M27: 20,480,996 km (0.1 R)
• M28: 21,921,174 km (0.101 R)
• M29: 22,626,528 km (0.095 R)
• M30: 24,749,023 km (0.068 R)
• M31: 30,726,655 km (0.059 R)
• M32: 31,313,677 km (0.111 R)
• M33: 31,609,880 km (0.103 R)
• M34: 33,529,820 km (0.069 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 523 - 13,530 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit