🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.47

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 0.49 AU - 0.53 AU

Year: 235 Days

Day: 25.3 Hours

Environment

Temp: -125 °C

Axial Tilt: 7.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 41,189,339 km

• M1: 52,658 km (0.065 R)
• M2: 657,632 km (0.104 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 540

Radius: 14.1

Gravity: 2.72 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 0.95 AU - 0.99 AU

Year: 617 Days

Day: 6.1 Hours

Environment

Temp: -161 °C

Axial Tilt: 26.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 41,189,339 km

• M1: 175,927 km (0.111 R)
• M2: 267,032 km (0.093 R)
• M3: 360,232 km (0.067 R)
• M4: 480,209 km (0.051 R)
• M5: 606,470 km (0.069 R)
• M6: 750,981 km (0.113 R)
• M7: 865,872 km (0.087 R)
• M8: 962,513 km (0.112 R)
• M9: 1,053,169 km (0.08 R)
• M10: 1,152,203 km (0.055 R)
• M11: 1,293,573 km (0.098 R)
• M12: 1,446,761 km (0.12 R)
• M13: 1,588,430 km (0.097 R)
• M14: 1,679,386 km (0.109 R)
• M15: 1,911,861 km (0.073 R)
• M16: 2,209,112 km (0.112 R)
• M17: 2,429,918 km (0.098 R)
• M18: 2,578,918 km (0.092 R)
• M19: 2,723,579 km (0.077 R)
• M20: 2,811,842 km (0.057 R)
• M21: 2,923,442 km (0.098 R)
• M22: 3,029,058 km (0.079 R)
• M23: 3,166,688 km (0.088 R)
• M24: 3,259,738 km (0.113 R)
• M25: 3,353,685 km (0.084 R)
• M26: 3,448,530 km (0.085 R)
• M27: 3,560,429 km (0.089 R)
• M28: 3,673,525 km (0.065 R)
• M29: 3,895,080 km (0.118 R)
• M30: 4,053,803 km (0.111 R)
• M31: 4,223,148 km (0.086 R)
• M32: 4,464,150 km (0.034 R)
• M33: 4,639,180 km (0.106 R)
• M34: 4,906,062 km (0.101 R)
• M35: 5,214,832 km (0.11 R)
• M36: 5,306,835 km (0.06 R)
• M37: 5,689,805 km (0.07 R)
• M38: 6,159,393 km (0.116 R)
• M39: 6,295,976 km (0.09 R)
• M40: 6,384,239 km (0.091 R)
• M41: 6,472,950 km (0.081 R)
• M42: 6,631,823 km (0.057 R)
• M43: 6,831,985 km (0.12 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 768.8

Radius: 12.5

Gravity: 4.92 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 4.3 AU - 4.88 AU

Year: 6349 Days

Day: 6.9 Hours

Environment

Temp: -210 °C

Axial Tilt: 24.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (78)

Outer Limit: 41,189,339 km

• M1: 283,338 km (0.076 R)
• M2: 385,215 km (0.056 R)
• M3: 615,296 km (0.119 R)
• M4: 893,099 km (0.025 R)
• M5: 1,079,648 km (0.115 R)
• M6: 1,211,444 km (0.117 R)
• M7: 1,331,571 km (0.097 R)
• M8: 1,584,541 km (0.086 R)
• M9: 1,794,277 km (0.044 R)
• M10: 1,912,758 km (0.084 R)
• M11: 2,054,428 km (0.107 R)
• M12: 2,220,631 km (0.066 R)
• M13: 2,566,950 km (0.099 R)
• M14: 2,769,356 km (0.088 R)
• M15: 3,681,753 km (0.048 R)
• M16: 4,303,183 km (0.059 R)
• M17: 4,626,314 km (0.101 R)
• M18: 4,929,549 km (0.062 R)
• M19: 5,154,245 km (0.094 R)
• M20: 5,584,638 km (0.065 R)
• M21: 5,878,000 km (0.117 R)
• M22: 6,206,666 km (0.069 R)
• M23: 6,633,768 km (0.09 R)
• M24: 6,819,718 km (0.036 R)
• M25: 7,007,463 km (0.081 R)
• M26: 7,165,140 km (0.094 R)
• M27: 7,613,185 km (0.066 R)
• M28: 7,873,336 km (0.107 R)
• M29: 8,037,445 km (0.109 R)
• M30: 8,402,464 km (0.096 R)
• M31: 8,536,503 km (0.105 R)
• M32: 10,022,758 km (0.092 R)
• M33: 10,596,017 km (0.046 R)
• M34: 11,106,445 km (0.07 R)
• M35: 11,699,601 km (0.11 R)
• M36: 11,962,444 km (0.09 R)
• M37: 12,189,235 km (0.045 R)
• M38: 13,266,489 km (0.116 R)
• M39: 13,737,572 km (0.099 R)
• M40: 13,816,560 km (0.062 R)
• M41: 14,134,306 km (0.076 R)
• M42: 14,736,437 km (0.113 R)
• M43: 15,429,076 km (0.087 R)
• M44: 15,511,354 km (0.089 R)
• M45: 16,341,174 km (0.03 R)
• M46: 16,846,216 km (0.11 R)
• M47: 17,058,047 km (0.067 R)
• M48: 17,785,092 km (0.106 R)
• M49: 19,580,117 km (0.078 R)
• M50: 19,981,937 km (0.072 R)
• M51: 20,702,849 km (0.042 R)
• M52: 20,884,312 km (0.117 R)
• M53: 21,478,065 km (0.047 R)
• M54: 22,031,129 km (0.063 R)
• M55: 22,916,299 km (0.118 R)
• M56: 23,386,934 km (0.089 R)
• M57: 24,529,264 km (0.077 R)
• M58: 25,349,509 km (0.076 R)
• M59: 25,836,151 km (0.089 R)
• M60: 26,227,798 km (0.115 R)
• M61: 27,264,960 km (0.1 R)
• M62: 27,414,259 km (0.12 R)
• M63: 29,226,637 km (0.095 R)
• M64: 29,583,577 km (0.068 R)
• M65: 30,507,943 km (0.106 R)
• M66: 30,662,926 km (0.085 R)
• M67: 31,129,522 km (0.12 R)
• M68: 31,233,492 km (0.093 R)
• M69: 31,860,008 km (0.056 R)
• M70: 31,964,727 km (0.09 R)
• M71: 32,648,838 km (0.106 R)
• M72: 32,807,411 km (0.092 R)
• M73: 34,299,501 km (0.11 R)
• M74: 34,622,034 km (0.057 R)
• M75: 35,378,849 km (0.1 R)
• M76: 35,650,369 km (0.079 R)
• M77: 35,977,241 km (0.08 R)
• M78: 36,688,728 km (0.032 R)

Planet 4 - Ice Giant

Semi-Major Axis: 10.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 102.1

Radius: 4.5

Gravity: 5.04 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 9.8 AU - 10.34 AU

Year: 20633 Days

Day: 22.9 Hours

Environment

Temp: -227 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (59)

Outer Limit: 41,189,339 km

• M1: 543,788 km (0.094 R)
• M2: 1,415,645 km (0.116 R)
• M3: 2,006,257 km (0.086 R)
• M4: 2,256,983 km (0.095 R)
• M5: 2,939,149 km (0.115 R)
• M6: 3,382,258 km (0.047 R)
• M7: 4,156,577 km (0.079 R)
• M8: 4,416,728 km (0.048 R)
• M9: 4,892,299 km (0.061 R)
• M10: 5,635,501 km (0.106 R)
• M11: 6,281,465 km (0.117 R)
• M12: 6,413,410 km (0.111 R)
• M13: 7,924,648 km (0.1 R)
• M14: 8,682,960 km (0.119 R)
• M15: 8,756,263 km (0.073 R)
• M16: 8,830,014 km (0.043 R)
• M17: 9,089,267 km (0.077 R)
• M18: 9,615,403 km (0.089 R)
• M19: 9,767,544 km (0.1 R)
• M20: 9,958,880 km (0.082 R)
• M21: 10,384,037 km (0.113 R)
• M22: 11,816,586 km (0.062 R)
• M23: 13,140,976 km (0.107 R)
• M24: 13,863,534 km (0.06 R)
• M25: 14,164,674 km (0.037 R)
• M26: 14,251,142 km (0.096 R)
• M27: 14,511,592 km (0.108 R)
• M28: 14,817,519 km (0.061 R)
• M29: 15,346,797 km (0.075 R)
• M30: 16,378,424 km (0.084 R)
• M31: 16,651,141 km (0.045 R)
• M32: 17,432,191 km (0.114 R)
• M33: 17,757,267 km (0.111 R)
• M34: 20,820,732 km (0.085 R)
• M35: 20,968,386 km (0.088 R)
• M36: 23,019,522 km (0.109 R)
• M37: 23,631,826 km (0.103 R)
• M38: 24,353,037 km (0.088 R)
• M39: 25,290,717 km (0.085 R)
• M40: 26,559,456 km (0.109 R)
• M41: 27,848,691 km (0.086 R)
• M42: 28,337,277 km (0.1 R)
• M43: 28,391,881 km (0.117 R)
• M44: 29,986,744 km (0.044 R)
• M45: 30,208,896 km (0.064 R)
• M46: 30,767,046 km (0.068 R)
• M47: 30,935,044 km (0.103 R)
• M48: 32,120,159 km (0.088 R)
• M49: 32,347,548 km (0.087 R)
• M50: 32,575,385 km (0.066 R)
• M51: 33,434,975 km (0.071 R)
• M52: 34,883,979 km (0.046 R)
• M53: 35,881,049 km (0.097 R)
• M54: 36,412,571 km (0.065 R)
• M55: 36,471,811 km (0.105 R)
• M56: 37,006,324 km (0.104 R)
• M57: 38,746,148 km (0.035 R)
• M58: 40,083,702 km (0.072 R)
• M59: 40,389,780 km (0.077 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 335 - 17,791 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit