🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.51

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 0.45 AU - 0.73 AU

Year: 297 Days

Day: 36 Hours

Environment

Temp: -120 °C

Axial Tilt: 16.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 92.4

Radius: 12.6

Gravity: 0.58 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 0.81 AU - 1.21 AU

Year: 666 Days

Day: 8.6 Hours

Environment

Temp: -157 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 25,310,389 km

• M1: 158,125 km (0.095 R)
• M2: 242,947 km (0.044 R)
• M3: 334,501 km (0.043 R)
• M4: 428,747 km (0.09 R)
• M5: 509,082 km (0.092 R)
• M6: 653,593 km (0.099 R)
• M7: 750,383 km (0.119 R)
• M8: 889,210 km (0.038 R)
• M9: 977,772 km (0.107 R)
• M10: 1,175,839 km (0.076 R)
• M11: 1,278,015 km (0.107 R)
• M12: 1,363,884 km (0.064 R)
• M13: 1,467,854 km (0.118 R)
• M14: 1,748,650 km (0.081 R)
• M15: 2,001,620 km (0.063 R)
• M16: 2,125,636 km (0.11 R)
• M17: 2,205,073 km (0.051 R)
• M18: 2,304,705 km (0.064 R)
• M19: 2,396,109 km (0.101 R)
• M20: 2,538,077 km (0.111 R)
• M21: 2,627,687 km (0.103 R)
• M22: 2,749,010 km (0.045 R)
• M23: 2,851,335 km (0.092 R)
• M24: 3,023,373 km (0.053 R)
• M25: 3,102,660 km (0.097 R)
• M26: 3,187,931 km (0.088 R)
• M27: 3,312,097 km (0.106 R)
• M28: 3,482,040 km (0.074 R)
• M29: 3,762,386 km (0.117 R)
• M30: 3,888,049 km (0.085 R)
• M31: 3,992,019 km (0.048 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 384.2

Radius: 9.7

Gravity: 4.08 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 1.04 AU - 1.52 AU

Year: 950 Days

Day: 5.7 Hours

Environment

Temp: -175 °C

Axial Tilt: 48.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 25,310,389 km

• M1: 131,347 km (0.076 R)
• M2: 225,294 km (0.066 R)
• M3: 293,960 km (0.038 R)
• M4: 380,876 km (0.092 R)
• M5: 466,147 km (0.105 R)
• M6: 582,385 km (0.119 R)
• M7: 644,468 km (0.089 R)
• M8: 719,416 km (0.12 R)
• M9: 781,649 km (0.057 R)
• M10: 991,834 km (0.08 R)
• M11: 1,302,848 km (0.083 R)
• M12: 1,630,018 km (0.112 R)
• M13: 1,821,504 km (0.099 R)
• M14: 2,065,498 km (0.072 R)
• M15: 2,304,406 km (0.066 R)
• M16: 2,495,592 km (0.08 R)
• M17: 2,568,595 km (0.11 R)
• M18: 2,642,497 km (0.104 R)
• M19: 3,013,649 km (0.119 R)
• M20: 3,179,104 km (0.072 R)
• M21: 3,329,749 km (0.063 R)
• M22: 3,777,047 km (0.059 R)
• M23: 4,224,045 km (0.081 R)
• M24: 4,458,914 km (0.063 R)
• M25: 4,538,201 km (0.063 R)
• M26: 4,667,902 km (0.051 R)
• M27: 4,951,690 km (0.116 R)
• M28: 5,044,141 km (0.091 R)
• M29: 5,126,719 km (0.099 R)
• M30: 5,600,047 km (0.118 R)
• M31: 5,966,861 km (0.12 R)
• M32: 6,109,278 km (0.081 R)
• M33: 6,230,602 km (0.101 R)
• M34: 6,386,184 km (0.103 R)
• M35: 6,554,332 km (0.1 R)
• M36: 6,849,339 km (0.074 R)
• M37: 6,952,561 km (0.081 R)
• M38: 7,090,789 km (0.057 R)
• M39: 7,629,491 km (0.082 R)
• M40: 7,760,390 km (0.071 R)
• M41: 7,951,875 km (0.107 R)
• M42: 8,048,365 km (0.103 R)
• M43: 8,145,155 km (0.064 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 444.4

Radius: 8.5

Gravity: 6.15 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 3.57 AU - 3.93 AU

Year: 4764 Days

Day: 6.5 Hours

Environment

Temp: -213 °C

Axial Tilt: 28.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (87)

Outer Limit: 25,310,389 km

• M1: 109,805 km (0.093 R)
• M2: 236,664 km (0.073 R)
• M3: 362,476 km (0.088 R)
• M4: 439,668 km (0.066 R)
• M5: 686,804 km (0.065 R)
• M6: 820,544 km (0.079 R)
• M7: 902,823 km (0.077 R)
• M8: 987,944 km (0.1 R)
• M9: 1,075,908 km (0.065 R)
• M10: 1,166,564 km (0.064 R)
• M11: 1,232,986 km (0.092 R)
• M12: 1,383,780 km (0.074 R)
• M13: 1,673,701 km (0.114 R)
• M14: 1,733,989 km (0.072 R)
• M15: 2,160,193 km (0.095 R)
• M16: 2,326,396 km (0.087 R)
• M17: 2,479,435 km (0.104 R)
• M18: 2,653,567 km (0.085 R)
• M19: 3,050,600 km (0.106 R)
• M20: 3,199,749 km (0.113 R)
• M21: 3,524,675 km (0.045 R)
• M22: 3,760,292 km (0.081 R)
• M23: 4,456,072 km (0.106 R)
• M24: 4,519,352 km (0.074 R)
• M25: 4,927,305 km (0.038 R)
• M26: 5,257,767 km (0.08 R)
• M27: 5,482,014 km (0.106 R)
• M28: 5,778,367 km (0.077 R)
• M29: 5,870,520 km (0.109 R)
• M30: 5,940,083 km (0.097 R)
• M31: 6,173,755 km (0.092 R)
• M32: 6,577,968 km (0.08 R)
• M33: 6,650,224 km (0.064 R)
• M34: 6,746,864 km (0.089 R)
• M35: 6,844,103 km (0.093 R)
• M36: 6,917,256 km (0.103 R)
• M37: 7,039,777 km (0.052 R)
• M38: 7,113,678 km (0.111 R)
• M39: 7,237,545 km (0.102 R)
• M40: 7,386,844 km (0.12 R)
• M41: 7,487,074 km (0.069 R)
• M42: 7,994,959 km (0.099 R)
• M43: 8,226,985 km (0.114 R)
• M44: 8,487,585 km (0.095 R)
• M45: 8,566,273 km (0.071 R)
• M46: 8,936,827 km (0.091 R)
• M47: 10,024,105 km (0.069 R)
• M48: 10,107,431 km (0.062 R)
• M49: 10,809,942 km (0.098 R)
• M50: 10,952,359 km (0.041 R)
• M51: 11,499,140 km (0.087 R)
• M52: 11,557,184 km (0.086 R)
• M53: 11,673,720 km (0.098 R)
• M54: 11,907,691 km (0.107 R)
• M55: 12,143,458 km (0.114 R)
• M56: 12,232,169 km (0.058 R)
• M57: 12,769,225 km (0.06 R)
• M58: 13,071,114 km (0.086 R)
• M59: 13,344,579 km (0.12 R)
• M60: 15,057,325 km (0.113 R)
• M61: 15,312,240 km (0.095 R)
• M62: 15,440,146 km (0.101 R)
• M63: 15,664,991 km (0.047 R)
• M64: 16,706,342 km (0.118 R)
• M65: 16,772,165 km (0.1 R)
• M66: 16,904,111 km (0.107 R)
• M67: 17,135,838 km (0.096 R)
• M68: 17,635,794 km (0.105 R)
• M69: 17,736,473 km (0.087 R)
• M70: 18,039,409 km (0.098 R)
• M71: 19,061,461 km (0.073 R)
• M72: 19,233,499 km (0.118 R)
• M73: 19,787,909 km (0.088 R)
• M74: 20,137,220 km (0.115 R)
• M75: 21,268,180 km (0.082 R)
• M76: 21,769,482 km (0.071 R)
• M77: 21,985,501 km (0.095 R)
• M78: 22,166,066 km (0.113 R)
• M79: 22,274,674 km (0.086 R)
• M80: 22,710,752 km (0.112 R)
• M81: 23,259,926 km (0.07 R)
• M82: 23,517,533 km (0.098 R)
• M83: 24,035,890 km (0.073 R)
• M84: 24,259,240 km (0.111 R)
• M85: 24,483,188 km (0.119 R)
• M86: 24,632,935 km (0.104 R)
• M87: 24,707,884 km (0.075 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: 218 - 19,177 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit