🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.63

Radius: 0.83

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 0.54 AU - 0.78 AU

Year: 346 Days

Day: 43 Hours

Environment

Temp: -141 °C

Axial Tilt: 38.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 169.5

Radius: 9.2

Gravity: 2 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 0.6 AU - 0.88 AU

Year: 411 Days

Day: 5.8 Hours

Environment

Temp: -138 °C

Axial Tilt: 136.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 20,325,057 km

• M1: 124,914 km (0.11 R)
• M2: 191,485 km (0.052 R)
• M3: 256,860 km (0.111 R)
• M4: 324,029 km (0.107 R)
• M5: 385,963 km (0.101 R)
• M6: 492,177 km (0.113 R)
• M7: 561,142 km (0.116 R)
• M8: 620,233 km (0.108 R)
• M9: 701,764 km (0.119 R)
• M10: 838,945 km (0.107 R)
• M11: 952,938 km (0.058 R)
• M12: 1,031,926 km (0.045 R)
• M13: 1,116,748 km (0.092 R)
• M14: 1,175,839 km (0.091 R)
• M15: 1,235,978 km (0.116 R)
• M16: 1,319,154 km (0.086 R)
• M17: 1,422,975 km (0.089 R)
• M18: 1,506,600 km (0.11 R)
• M19: 1,583,942 km (0.114 R)
• M20: 1,674,748 km (0.095 R)
• M21: 1,795,922 km (0.104 R)
• M22: 1,861,746 km (0.066 R)
• M23: 1,941,032 km (0.106 R)
• M24: 2,000,124 km (0.082 R)
• M25: 2,094,370 km (0.077 R)
• M26: 2,234,095 km (0.088 R)
• M27: 2,296,178 km (0.051 R)
• M28: 2,422,289 km (0.101 R)
• M29: 2,518,331 km (0.075 R)
• M30: 2,728,516 km (0.093 R)
• M31: 2,795,087 km (0.083 R)
• M32: 2,867,043 km (0.084 R)
• M33: 2,944,535 km (0.117 R)
• M34: 3,022,625 km (0.092 R)
• M35: 3,081,716 km (0.074 R)
• M36: 3,176,112 km (0.104 R)
• M37: 3,266,320 km (0.113 R)
• M38: 3,347,402 km (0.04 R)
• M39: 3,470,072 km (0.092 R)
• M40: 3,568,358 km (0.1 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 454.1

Radius: 9

Gravity: 5.61 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 0.7 AU - 0.8 AU

Year: 419 Days

Day: 7.8 Hours

Environment

Temp: -143 °C

Axial Tilt: 104.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 20,325,057 km

• M1: 112,797 km (0.081 R)
• M2: 175,628 km (0.053 R)
• M3: 258,655 km (0.12 R)
• M4: 373,097 km (0.119 R)
• M5: 470,037 km (0.108 R)
• M6: 546,481 km (0.093 R)
• M7: 641,924 km (0.059 R)
• M8: 728,542 km (0.086 R)
• M9: 902,374 km (0.059 R)
• M10: 1,009,038 km (0.076 R)
• M11: 1,072,766 km (0.101 R)
• M12: 1,186,311 km (0.094 R)
• M13: 1,249,292 km (0.091 R)
• M14: 1,341,295 km (0.059 R)
• M15: 1,402,181 km (0.097 R)
• M16: 1,517,521 km (0.11 R)
• M17: 1,576,313 km (0.074 R)
• M18: 1,908,570 km (0.09 R)
• M19: 1,977,684 km (0.087 R)
• M20: 2,096,764 km (0.064 R)
• M21: 2,240,378 km (0.081 R)
• M22: 2,319,216 km (0.09 R)
• M23: 2,439,044 km (0.073 R)
• M24: 2,508,607 km (0.115 R)
• M25: 2,578,618 km (0.073 R)
• M26: 2,637,710 km (0.055 R)
• M27: 2,703,084 km (0.101 R)
• M28: 2,823,361 km (0.053 R)
• M29: 2,945,432 km (0.094 R)
• M30: 3,163,546 km (0.077 R)
• M31: 3,290,405 km (0.12 R)
• M32: 3,451,522 km (0.098 R)
• M33: 3,523,329 km (0.101 R)
• M34: 3,635,079 km (0.111 R)
• M35: 3,701,500 km (0.104 R)
• M36: 3,882,663 km (0.101 R)
• M37: 3,970,926 km (0.071 R)
• M38: 4,032,411 km (0.111 R)
• M39: 4,156,427 km (0.045 R)
• M40: 4,232,872 km (0.041 R)
• M41: 4,564,680 km (0.093 R)
• M42: 4,737,465 km (0.088 R)
• M43: 5,037,559 km (0.098 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 755.5

Radius: 11.6

Gravity: 5.61 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 1.99 AU - 3.11 AU

Year: 2629 Days

Day: 7.2 Hours

Environment

Temp: -205 °C

Axial Tilt: 1.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (71)

Outer Limit: 20,325,057 km

• M1: 177,722 km (0.097 R)
• M2: 276,457 km (0.114 R)
• M3: 369,956 km (0.101 R)
• M4: 448,345 km (0.071 R)
• M5: 644,318 km (0.082 R)
• M6: 763,398 km (0.08 R)
• M7: 983,157 km (0.071 R)
• M8: 1,247,048 km (0.101 R)
• M9: 1,340,247 km (0.073 R)
• M10: 1,423,723 km (0.065 R)
• M11: 1,521,560 km (0.064 R)
• M12: 1,634,357 km (0.085 R)
• M13: 1,724,115 km (0.057 R)
• M14: 1,868,627 km (0.088 R)
• M15: 2,058,616 km (0.096 R)
• M16: 2,240,976 km (0.106 R)
• M17: 2,681,991 km (0.099 R)
• M18: 2,912,820 km (0.086 R)
• M19: 3,214,709 km (0.079 R)
• M20: 3,443,743 km (0.06 R)
• M21: 3,678,163 km (0.032 R)
• M22: 3,987,382 km (0.107 R)
• M23: 4,394,737 km (0.112 R)
• M24: 4,834,255 km (0.106 R)
• M25: 5,040,551 km (0.101 R)
• M26: 5,268,837 km (0.116 R)
• M27: 5,442,221 km (0.026 R)
• M28: 5,656,894 km (0.06 R)
• M29: 5,775,226 km (0.049 R)
• M30: 5,894,306 km (0.116 R)
• M31: 6,440,338 km (0.092 R)
• M32: 6,522,766 km (0.106 R)
• M33: 6,605,344 km (0.091 R)
• M34: 7,002,826 km (0.112 R)
• M35: 8,174,626 km (0.089 R)
• M36: 8,286,226 km (0.062 R)
• M37: 8,601,279 km (0.086 R)
• M38: 8,874,594 km (0.111 R)
• M39: 9,359,740 km (0.095 R)
• M40: 9,476,576 km (0.103 R)
• M41: 9,617,348 km (0.077 R)
• M42: 9,735,231 km (0.093 R)
• M43: 9,877,349 km (0.108 R)
• M44: 10,283,657 km (0.042 R)
• M45: 10,525,257 km (0.104 R)
• M46: 10,817,721 km (0.103 R)
• M47: 11,014,143 km (0.087 R)
• M48: 11,585,457 km (0.055 R)
• M49: 11,736,252 km (0.031 R)
• M50: 11,887,496 km (0.109 R)
• M51: 11,988,773 km (0.113 R)
• M52: 12,294,103 km (0.085 R)
• M53: 12,499,201 km (0.119 R)
• M54: 13,462,312 km (0.105 R)
• M55: 13,594,407 km (0.097 R)
• M56: 13,700,323 km (0.119 R)
• M57: 13,939,530 km (0.089 R)
• M58: 14,692,904 km (0.111 R)
• M59: 15,047,152 km (0.105 R)
• M60: 15,459,444 km (0.1 R)
• M61: 15,597,822 km (0.051 R)
• M62: 15,680,849 km (0.114 R)
• M63: 16,295,247 km (0.051 R)
• M64: 17,174,284 km (0.11 R)
• M65: 18,419,088 km (0.059 R)
• M66: 18,830,632 km (0.096 R)
• M67: 18,919,194 km (0.058 R)
• M68: 19,334,328 km (0.099 R)
• M69: 19,453,558 km (0.116 R)
• M70: 19,662,695 km (0.117 R)
• M71: 20,113,583 km (0.066 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 262 - 13,981 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit