🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.72

Radius: 0.88

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 0.63 AU - 0.65 AU

Year: 326 Days

Day: 40.7 Hours

Environment

Temp: -126 °C

Axial Tilt: 39.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 380.8

Radius: 13.8

Gravity: 2 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 0.83 AU - 1.15 AU

Year: 626 Days

Day: 11.9 Hours

Environment

Temp: -165 °C

Axial Tilt: 19.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 8,209,276 km

• M1: 173,683 km (0.056 R)
• M2: 271,819 km (0.086 R)
• M3: 395,088 km (0.098 R)
• M4: 547,678 km (0.085 R)
• M5: 656,435 km (0.093 R)
• M6: 799,601 km (0.108 R)
• M7: 895,642 km (0.079 R)
• M8: 1,076,805 km (0.115 R)
• M9: 1,204,712 km (0.056 R)
• M10: 1,369,868 km (0.094 R)
• M11: 1,493,436 km (0.036 R)
• M12: 1,666,371 km (0.115 R)
• M13: 1,852,171 km (0.119 R)
• M14: 2,020,469 km (0.031 R)
• M15: 2,125,337 km (0.09 R)
• M16: 2,302,162 km (0.061 R)
• M17: 2,431,564 km (0.116 R)
• M18: 2,543,463 km (0.117 R)
• M19: 2,630,230 km (0.077 R)
• M20: 2,724,925 km (0.09 R)
• M21: 2,862,106 km (0.107 R)
• M22: 3,065,410 km (0.054 R)
• M23: 3,288,012 km (0.075 R)
• M24: 3,397,667 km (0.04 R)
• M25: 3,501,189 km (0.115 R)
• M26: 3,650,936 km (0.117 R)
• M27: 3,764,630 km (0.093 R)
• M28: 3,871,892 km (0.054 R)
• M29: 3,972,422 km (0.089 R)
• M30: 4,144,609 km (0.049 R)
• M31: 4,407,602 km (0.066 R)
• M32: 4,504,541 km (0.107 R)
• M33: 4,700,814 km (0.063 R)
• M34: 4,933,289 km (0.105 R)
• M35: 5,093,209 km (0.032 R)
• M36: 5,186,708 km (0.106 R)
• M37: 5,323,590 km (0.074 R)
• M38: 5,427,112 km (0.117 R)
• M39: 5,592,417 km (0.091 R)
• M40: 5,768,195 km (0.069 R)
• M41: 5,918,989 km (0.044 R)
• M42: 6,098,208 km (0.04 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 133.8

Radius: 10

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.85 AU - 1.39 AU

Year: 754 Days

Day: 11.4 Hours

Environment

Temp: -157 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 8,209,276 km

• M1: 148,251 km (0.092 R)
• M2: 217,814 km (0.08 R)
• M3: 317,895 km (0.058 R)
• M4: 399,875 km (0.11 R)
• M5: 481,556 km (0.09 R)
• M6: 576,700 km (0.068 R)
• M7: 654,491 km (0.069 R)
• M8: 762,052 km (0.066 R)
• M9: 844,929 km (0.091 R)
• M10: 947,254 km (0.096 R)
• M11: 1,028,934 km (0.066 R)
• M12: 1,156,242 km (0.082 R)
• M13: 1,230,891 km (0.03 R)
• M14: 1,320,800 km (0.078 R)
• M15: 1,427,014 km (0.109 R)
• M16: 1,565,243 km (0.076 R)
• M17: 1,628,672 km (0.104 R)
• M18: 1,804,001 km (0.035 R)
• M19: 1,896,751 km (0.111 R)
• M20: 2,049,341 km (0.073 R)
• M21: 2,195,199 km (0.084 R)
• M22: 2,344,647 km (0.076 R)
• M23: 2,412,116 km (0.057 R)
• M24: 2,630,379 km (0.1 R)
• M25: 2,700,541 km (0.082 R)
• M26: 3,178,955 km (0.053 R)
• M27: 3,354,882 km (0.087 R)
• M28: 3,469,773 km (0.098 R)
• M29: 3,586,011 km (0.07 R)
• M30: 3,822,226 km (0.104 R)
• M31: 4,186,197 km (0.048 R)
• M32: 4,310,064 km (0.082 R)
• M33: 4,372,447 km (0.104 R)
• M34: 4,442,159 km (0.096 R)
• M35: 4,512,171 km (0.045 R)
• M36: 4,603,874 km (0.093 R)
• M37: 4,674,784 km (0.089 R)
• M38: 4,832,011 km (0.08 R)
• M39: 4,954,831 km (0.074 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 492.6

Radius: 9

Gravity: 6.08 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 1.03 AU - 1.37 AU

Year: 836 Days

Day: 5.8 Hours

Environment

Temp: -164 °C

Axial Tilt: 165 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (56)

Outer Limit: 8,209,276 km

• M1: 125,363 km (0.052 R)
• M2: 194,477 km (0.086 R)
• M3: 349,012 km (0.084 R)
• M4: 411,394 km (0.076 R)
• M5: 478,414 km (0.098 R)
• M6: 549,772 km (0.064 R)
• M7: 654,640 km (0.071 R)
• M8: 1,058,106 km (0.088 R)
• M9: 1,154,596 km (0.108 R)
• M10: 1,254,229 km (0.072 R)
• M11: 1,429,108 km (0.117 R)
• M12: 1,653,954 km (0.092 R)
• M13: 1,717,234 km (0.11 R)
• M14: 1,810,134 km (0.059 R)
• M15: 2,076,568 km (0.098 R)
• M16: 2,152,713 km (0.109 R)
• M17: 2,229,906 km (0.089 R)
• M18: 2,395,062 km (0.087 R)
• M19: 2,459,090 km (0.108 R)
• M20: 2,515,638 km (0.104 R)
• M21: 2,737,641 km (0.077 R)
• M22: 2,838,470 km (0.108 R)
• M23: 2,966,227 km (0.088 R)
• M24: 3,113,281 km (0.094 R)
• M25: 3,396,769 km (0.117 R)
• M26: 3,642,559 km (0.094 R)
• M27: 3,772,260 km (0.059 R)
• M28: 3,884,608 km (0.054 R)
• M29: 3,950,730 km (0.114 R)
• M30: 4,112,894 km (0.106 R)
• M31: 4,199,661 km (0.118 R)
• M32: 4,365,116 km (0.11 R)
• M33: 4,473,425 km (0.064 R)
• M34: 4,592,505 km (0.088 R)
• M35: 4,844,129 km (0.084 R)
• M36: 4,956,177 km (0.09 R)
• M37: 5,069,273 km (0.08 R)
• M38: 5,245,649 km (0.098 R)
• M39: 5,371,312 km (0.079 R)
• M40: 5,476,778 km (0.106 R)
• M41: 5,625,778 km (0.111 R)
• M42: 6,223,870 km (0.102 R)
• M43: 6,312,432 km (0.112 R)
• M44: 6,412,812 km (0.116 R)
• M45: 6,479,981 km (0.069 R)
• M46: 6,603,699 km (0.098 R)
• M47: 6,728,164 km (0.059 R)
• M48: 6,819,269 km (0.09 R)
• M49: 7,014,046 km (0.101 R)
• M50: 7,233,955 km (0.119 R)
• M51: 7,420,952 km (0.089 R)
• M52: 7,526,867 km (0.106 R)
• M53: 7,859,573 km (0.044 R)
• M54: 7,967,583 km (0.111 R)
• M55: 8,039,838 km (0.088 R)
• M56: 8,124,361 km (0.079 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 255 - 19,839 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit