🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.89

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 0.53 AU - 0.68 AU

Year: 168 Days

Day: 39.9 Hours

Environment

Temp: 154 °C

Axial Tilt: 3.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 76,781,705 km

• M1: 88,113 km (0.056 R)
• M2: 287,078 km (0.094 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.96

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 1.83 AU - 2.97 AU

Year: 1345 Days

Day: 26.9 Hours

Environment

Temp: -85 °C

Axial Tilt: 17.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.03

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 3.14 AU - 3.16 AU

Year: 2022 Days

Day: 16.5 Hours

Environment

Temp: -98 °C

Axial Tilt: 22.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 5.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 198.3

Radius: 8.6

Gravity: 2.68 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 4.66 AU - 5.58 AU

Year: 4190 Days

Day: 5.1 Hours

Environment

Temp: -130 °C

Axial Tilt: 23.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (74)

Outer Limit: 76,781,705 km

• M1: 117,285 km (0.1 R)
• M2: 180,864 km (0.095 R)
• M3: 469,438 km (0.112 R)
• M4: 536,608 km (0.068 R)
• M5: 599,439 km (0.041 R)
• M6: 915,090 km (0.076 R)
• M7: 982,260 km (0.035 R)
• M8: 1,289,683 km (0.08 R)
• M9: 1,343,987 km (0.108 R)
• M10: 1,454,690 km (0.086 R)
• M11: 1,580,053 km (0.086 R)
• M12: 1,685,370 km (0.114 R)
• M13: 1,841,699 km (0.084 R)
• M14: 1,965,417 km (0.042 R)
• M15: 2,299,618 km (0.084 R)
• M16: 2,665,834 km (0.114 R)
• M17: 2,806,157 km (0.045 R)
• M18: 2,992,257 km (0.064 R)
• M19: 3,108,793 km (0.046 R)
• M20: 3,513,456 km (0.113 R)
• M21: 3,651,983 km (0.119 R)
• M22: 3,714,216 km (0.075 R)
• M23: 3,776,748 km (0.113 R)
• M24: 3,982,595 km (0.114 R)
• M25: 4,062,629 km (0.075 R)
• M26: 4,159,569 km (0.094 R)
• M27: 4,224,494 km (0.07 R)
• M28: 4,554,657 km (0.114 R)
• M29: 4,672,241 km (0.07 R)
• M30: 4,756,913 km (0.083 R)
• M31: 5,117,743 km (0.101 R)
• M32: 5,257,617 km (0.112 R)
• M33: 6,271,592 km (0.075 R)
• M34: 6,515,436 km (0.073 R)
• M35: 6,591,133 km (0.071 R)
• M36: 6,648,129 km (0.067 R)
• M37: 6,839,166 km (0.111 R)
• M38: 6,896,911 km (0.109 R)
• M39: 7,246,371 km (0.055 R)
• M40: 7,423,346 km (0.105 R)
• M41: 7,542,126 km (0.048 R)
• M42: 7,641,459 km (0.094 R)
• M43: 7,701,448 km (0.11 R)
• M44: 7,781,483 km (0.046 R)
• M45: 8,003,187 km (0.117 R)
• M46: 8,659,772 km (0.091 R)
• M47: 9,100,188 km (0.12 R)
• M48: 9,376,495 km (0.097 R)
• M49: 9,720,271 km (0.094 R)
• M50: 9,980,871 km (0.094 R)
• M51: 10,133,909 km (0.101 R)
• M52: 10,309,836 km (0.077 R)
• M53: 10,376,108 km (0.071 R)
• M54: 10,531,092 km (0.099 R)
• M55: 10,664,683 km (0.109 R)
• M56: 10,731,702 km (0.11 R)
• M57: 10,933,510 km (0.073 R)
• M58: 11,272,648 km (0.1 R)
• M59: 11,707,230 km (0.059 R)
• M60: 13,187,052 km (0.102 R)
• M61: 13,259,009 km (0.075 R)
• M62: 13,355,051 km (0.066 R)
• M63: 13,427,306 km (0.072 R)
• M64: 13,912,153 km (0.11 R)
• M65: 14,132,361 km (0.085 R)
• M66: 14,625,585 km (0.09 R)
• M67: 15,099,362 km (0.025 R)
• M68: 15,325,554 km (0.118 R)
• M69: 15,451,814 km (0.032 R)
• M70: 15,527,661 km (0.083 R)
• M71: 15,730,515 km (0.081 R)
• M72: 16,215,960 km (0.058 R)
• M73: 16,473,418 km (0.073 R)
• M74: 17,648,659 km (0.104 R)

Planet 5 - Ice Giant

Semi-Major Axis: 15.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 614.2

Radius: 3.2

Gravity: 59.98 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 14.69 AU - 15.69 AU

Year: 21410 Days

Day: 20.3 Hours

Environment

Temp: -188 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (96)

Outer Limit: 76,781,705 km

• M1: 290,220 km (0.059 R)
• M2: 418,724 km (0.118 R)
• M3: 1,002,755 km (0.052 R)
• M4: 1,111,811 km (0.098 R)
• M5: 1,400,535 km (0.092 R)
• M6: 1,743,862 km (0.099 R)
• M7: 2,358,261 km (0.031 R)
• M8: 2,430,217 km (0.114 R)
• M9: 3,390,785 km (0.085 R)
• M10: 3,595,435 km (0.06 R)
• M11: 3,888,797 km (0.109 R)
• M12: 4,453,529 km (0.085 R)
• M13: 4,859,537 km (0.092 R)
• M14: 5,183,267 km (0.085 R)
• M15: 5,514,028 km (0.089 R)
• M16: 5,900,439 km (0.119 R)
• M17: 6,445,723 km (0.055 R)
• M18: 7,110,686 km (0.082 R)
• M19: 7,267,315 km (0.069 R)
• M20: 8,012,761 km (0.096 R)
• M21: 8,394,535 km (0.067 R)
• M22: 8,559,990 km (0.083 R)
• M23: 8,726,493 km (0.117 R)
• M24: 9,517,716 km (0.116 R)
• M25: 10,038,167 km (0.072 R)
• M26: 10,627,433 km (0.088 R)
• M27: 11,409,979 km (0.113 R)
• M28: 11,839,026 km (0.11 R)
• M29: 12,523,885 km (0.108 R)
• M30: 12,839,387 km (0.111 R)
• M31: 13,029,975 km (0.103 R)
• M32: 13,285,488 km (0.068 R)
• M33: 13,542,646 km (0.057 R)
• M34: 13,607,273 km (0.055 R)
• M35: 13,671,899 km (0.118 R)
• M36: 14,389,819 km (0.111 R)
• M37: 14,919,695 km (0.04 R)
• M38: 16,409,241 km (0.061 R)
• M39: 17,451,788 km (0.07 R)
• M40: 18,158,489 km (0.116 R)
• M41: 23,051,536 km (0.103 R)
• M42: 23,904,244 km (0.083 R)
• M43: 26,120,835 km (0.099 R)
• M44: 26,281,803 km (0.074 R)
• M45: 26,442,920 km (0.101 R)
• M46: 27,090,828 km (0.091 R)
• M47: 27,416,652 km (0.035 R)
• M48: 27,743,972 km (0.082 R)
• M49: 27,908,081 km (0.112 R)
• M50: 29,482,898 km (0.112 R)
• M51: 29,650,298 km (0.116 R)
• M52: 31,513,091 km (0.083 R)
• M53: 31,684,231 km (0.091 R)
• M54: 32,285,913 km (0.051 R)
• M55: 34,201,215 km (0.116 R)
• M56: 35,438,988 km (0.111 R)
• M57: 35,884,640 km (0.11 R)
• M58: 37,413,679 km (0.097 R)
• M59: 37,958,365 km (0.076 R)
• M60: 39,147,668 km (0.078 R)
• M61: 39,423,826 km (0.096 R)
• M62: 40,070,687 km (0.045 R)
• M63: 41,187,735 km (0.113 R)
• M64: 42,032,364 km (0.113 R)
• M65: 44,216,343 km (0.096 R)
• M66: 45,370,341 km (0.064 R)
• M67: 45,854,141 km (0.103 R)
• M68: 47,609,971 km (0.118 R)
• M69: 48,594,774 km (0.083 R)
• M70: 48,693,658 km (0.095 R)
• M71: 49,984,837 km (0.086 R)
• M72: 50,684,806 km (0.033 R)
• M73: 51,086,177 km (0.103 R)
• M74: 51,488,595 km (0.086 R)
• M75: 52,702,432 km (0.049 R)
• M76: 54,437,768 km (0.047 R)
• M77: 54,746,089 km (0.075 R)
• M78: 55,984,610 km (0.055 R)
• M79: 58,279,291 km (0.101 R)
• M80: 58,489,476 km (0.08 R)
• M81: 58,594,644 km (0.048 R)
• M82: 61,457,498 km (0.117 R)
• M83: 62,099,871 km (0.092 R)
• M84: 65,672,418 km (0.081 R)
• M85: 65,891,130 km (0.085 R)
• M86: 66,219,497 km (0.091 R)
• M87: 68,090,967 km (0.074 R)
• M88: 68,312,222 km (0.092 R)
• M89: 69,311,087 km (0.072 R)
• M90: 69,533,689 km (0.079 R)
• M91: 69,644,990 km (0.117 R)
• M92: 69,756,440 km (0.112 R)
• M93: 73,581,209 km (0.093 R)
• M94: 74,605,057 km (0.058 R)
• M95: 74,947,336 km (0.038 R)
• M96: 75,290,065 km (0.101 R)

Kuiper Belt

Range: 30.3 - 51.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 194 - 11,276 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit